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164475492 = 22313706291
BaseRepresentation
bin10011100110110…
…11001001100100
3102110111012221220
421303123021210
5314101203432
624153140340
74035006246
oct1163331144
9373435856
10164475492
1184929965
12470ba6b0
13280c989c
1417bb6096
15e68d72c
hex9cdb264

164475492 has 12 divisors (see below), whose sum is σ = 383776176. Its totient is φ = 54825160.

The previous prime is 164475463. The next prime is 164475499. The reversal of 164475492 is 294574461.

164475492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (164475499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6853134 + ... + 6853157.

It is an arithmetic number, because the mean of its divisors is an integer number (31981348).

Almost surely, 2164475492 is an apocalyptic number.

164475492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

164475492 is an abundant number, since it is smaller than the sum of its proper divisors (219300684).

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

164475492 is a wasteful number, since it uses less digits than its factorization.

164475492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13706298 (or 13706296 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 164475492 is about 12824.7998814796. The cubic root of 164475492 is about 547.8988615809.

The spelling of 164475492 in words is "one hundred sixty-four million, four hundred seventy-five thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 12 13706291 27412582 41118873 54825164 82237746 164475492