325616628 has 24 divisors (see below), whose sum is σ = 760635232. Its totient is φ = 108415584.

The previous prime is 325616593. The next prime is 325616633. The reversal of 325616628 is 826616523.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4075 + ... + 25842.

Almost surely, 2^325616628 is an apocalyptic number.

It is an amenable number.

325616628 is an abundant number, since it is smaller than the sum of its proper divisors (435018604).

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

325616628 is a wasteful number, since it uses less digits than its factorization.

325616628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30831 (or 30829 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 325616628 is about 18044.8504565707. The cubic root of 325616628 is about 687.9689823992.

The spelling of 325616628 in words is "three hundred twenty-five million, six hundred sixteen thousand, six hundred twenty-eight".