325821964 has 24 divisors (see below), whose sum is σ = 614649728. Its totient is φ = 150232320.

The previous prime is 325821959. The next prime is 325821967. The reversal of 325821964 is 469128523.

It is not an unprimeable number, because it can be changed into a prime (325821967) 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, 65029 + ... + 69859.

Almost surely, 2^325821964 is an apocalyptic number.

It is an amenable number.

325821964 is a deficient number, since it is larger than the sum of its proper divisors (288827764).

325821964 is a wasteful number, since it uses less digits than its factorization.

325821964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6145 (or 6143 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 325821964 is about 18050.5391609226. The cubic root of 325821964 is about 688.1135646093.

The spelling of 325821964 in words is "three hundred twenty-five million, eight hundred twenty-one thousand, nine hundred sixty-four".