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472108164 = 223113576577
BaseRepresentation
bin11100001000111…
…100110010000100
31012220100120122120
4130020330302010
51431324430124
6114502525540
714461565433
oct3410746204
91186316576
10472108164
11222546940
121121368b0
1376a6a858
14469b511a
152b6a8d79
hex1c23cc84

472108164 has 24 divisors (see below), whose sum is σ = 1201730208. Its totient is φ = 143063040.

The previous prime is 472108163. The next prime is 472108183. The reversal of 472108164 is 461801274.

It is a super-2 number, since 2×4721081642 = 445772237030901792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (472108163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1788157 + ... + 1788420.

It is an arithmetic number, because the mean of its divisors is an integer number (50072092).

Almost surely, 2472108164 is an apocalyptic number.

472108164 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

472108164 is an abundant number, since it is smaller than the sum of its proper divisors (729622044).

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

472108164 is a wasteful number, since it uses less digits than its factorization.

472108164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3576595 (or 3576593 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 472108164 is about 21728.0501656269. The cubic root of 472108164 is about 778.6587535000.

The spelling of 472108164 in words is "four hundred seventy-two million, one hundred eight thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 3576577 7153154 10729731 14306308 21459462 39342347 42918924 78684694 118027041 157369388 236054082 472108164