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4919970 = 2351117877
BaseRepresentation
bin10010110001001010100010
3100020221221010
4102301022202
52224414340
6253241350
756550636
oct22611242
910227833
104919970
1128604a0
121793256
131033533
14920dc6
15672b80
hex4b12a2

4919970 has 64 divisors (see below), whose sum is σ = 13654656. Its totient is φ = 1121280.

The previous prime is 4919939. The next prime is 4919977. The reversal of 4919970 is 799194.

It is a super-2 number, since 2×49199702 = 48412209601800, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4919977) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5172 + ... + 6048.

It is an arithmetic number, because the mean of its divisors is an integer number (213354).

Almost surely, 24919970 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4919970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6827328).

4919970 is an abundant number, since it is smaller than the sum of its proper divisors (8734686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4919970 is a wasteful number, since it uses less digits than its factorization.

4919970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915.

The product of its (nonzero) digits is 20412, while the sum is 39.

The square root of 4919970 is about 2218.1005387493. The cubic root of 4919970 is about 170.0803541697.

The spelling of 4919970 in words is "four million, nine hundred nineteen thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 10 11 15 17 22 30 33 34 51 55 66 85 102 110 165 170 187 255 330 374 510 561 877 935 1122 1754 1870 2631 2805 4385 5262 5610 8770 9647 13155 14909 19294 26310 28941 29818 44727 48235 57882 74545 89454 96470 144705 149090 163999 223635 289410 327998 447270 491997 819995 983994 1639990 2459985 4919970