328627404 has 216 divisors, whose sum is σ = 1040981760. Its totient is φ = 85440960.

The previous prime is 328627399. The next prime is 328627447. The reversal of 328627404 is 404726823.

328627404 is a `hidden beast` number, since 3 + 28 + 627 + 4 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5569927 + ... + 5569985.

It is an arithmetic number, because the mean of its divisors is an integer number (4819360).

Almost surely, 2^328627404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328627404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (520490880).

328627404 is an abundant number, since it is smaller than the sum of its proper divisors (712354356).

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

328627404 is a wasteful number, since it uses less digits than its factorization.

328627404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 328627404 is about 18128.0832963664. The cubic root of 328627404 is about 690.0828885931.

The spelling of 328627404 in words is "three hundred twenty-eight million, six hundred twenty-seven thousand, four hundred four".