325738164 has 12 divisors (see below), whose sum is σ = 760055744. Its totient is φ = 108579384.

The previous prime is 325738157. The next prime is 325738169. The reversal of 325738164 is 461837523.

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

It is a super-2 number, since 2×325738164² = 212210702972181792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325738169) 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, 13572412 + ... + 13572435.

Almost surely, 2^325738164 is an apocalyptic number.

It is an amenable number.

325738164 is an abundant number, since it is smaller than the sum of its proper divisors (434317580).

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

325738164 is a wasteful number, since it uses less digits than its factorization.

325738164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27144854 (or 27144852 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 325738164 is about 18048.2177513460. The cubic root of 325738164 is about 688.0545662734.

The spelling of 325738164 in words is "three hundred twenty-five million, seven hundred thirty-eight thousand, one hundred sixty-four".