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4228394164 = 2243832411229
BaseRepresentation
bin1111110000001000…
…0010110010110100
3101220200110200100021
43330002002302310
532124432103124
61535325054524
7206532520531
oct37402026264
911820420307
104228394164
11187a900135
129a00b7444
1352503aaa7
142c1807d88
1519b33c7e4
hexfc082cb4

4228394164 has 48 divisors (see below), whose sum is σ = 7701059520. Its totient is φ = 2030031360.

The previous prime is 4228394161. The next prime is 4228394237. The reversal of 4228394164 is 4614938224.

It is a super-2 number, since 2×42283941642 = 35758634412298517792, which contains 22 as substring.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a self number, because there is not a number n which added to its sum of digits gives 4228394164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4228394161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3439902 + ... + 3441130.

It is an arithmetic number, because the mean of its divisors is an integer number (160438740).

Almost surely, 24228394164 is an apocalyptic number.

It is an amenable number.

4228394164 is a deficient number, since it is larger than the sum of its proper divisors (3472665356).

4228394164 is a wasteful number, since it uses less digits than its factorization.

4228394164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600 (or 1598 counting only the distinct ones).

The product of its digits is 331776, while the sum is 43.

The square root of 4228394164 is about 65026.1037122785. The cubic root of 4228394164 is about 1617.0563528581.

The spelling of 4228394164 in words is "four billion, two hundred twenty-eight million, three hundred ninety-four thousand, one hundred sixty-four".

Divisors: 1 2 4 43 83 86 166 172 241 332 482 964 1229 2458 3569 4916 7138 10363 14276 20003 20726 40006 41452 52847 80012 102007 105694 204014 211388 296189 408028 592378 860129 1184756 1720258 3440516 4386301 8772602 12736127 17545204 24583687 25472254 49167374 50944508 98334748 1057098541 2114197082 4228394164