325204164 has 18 divisors (see below), whose sum is σ = 822043950. Its totient is φ = 108401376.

The previous prime is 325204147. The next prime is 325204181. The reversal of 325204164 is 461402523.

It is an interprime number because it is at equal distance from previous prime (325204147) and next prime (325204181).

It can be written as a sum of positive squares in only one way, i.e., 267322500 + 57881664 = 16350^2 + 7608^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4516689 + ... + 4516760.

Almost surely, 2^325204164 is an apocalyptic number.

It is an amenable number.

325204164 is an abundant number, since it is smaller than the sum of its proper divisors (496839786).

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

325204164 is a wasteful number, since it uses less digits than its factorization.

325204164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9033459 (or 9033454 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 325204164 is about 18033.4179788525. The cubic root of 325204164 is about 687.6783724058.

Adding to 325204164 its reverse (461402523), we get a palindrome (786606687).

The spelling of 325204164 in words is "three hundred twenty-five million, two hundred four thousand, one hundred sixty-four".