328685804 has 12 divisors (see below), whose sum is σ = 575490384. Its totient is φ = 164259984.

The previous prime is 328685789. The next prime is 328685809. The reversal of 328685804 is 408586823.

It is a super-2 number, since 2×328685804² = 216068715502252832, which contains 22 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (328685809) 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, 11339 + ... + 28034.

It is an arithmetic number, because the mean of its divisors is an integer number (47957532).

Almost surely, 2^328685804 is an apocalyptic number.

It is an amenable number.

328685804 is a deficient number, since it is larger than the sum of its proper divisors (246804580).

328685804 is a wasteful number, since it uses less digits than its factorization.

328685804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41464 (or 41462 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 44.

The square root of 328685804 is about 18129.6939852828. The cubic root of 328685804 is about 690.1237641187.

The spelling of 328685804 in words is "three hundred twenty-eight million, six hundred eighty-five thousand, eight hundred four".