350839728 has 40 divisors (see below), whose sum is σ = 1007041200. Its totient is φ = 116946432.

The previous prime is 350839703. The next prime is 350839739. The reversal of 350839728 is 827938053.

It is a super-2 number, since 2×350839728² = 246177029486227968, which contains 22 as substring.

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, 405633 + ... + 406496.

It is an arithmetic number, because the mean of its divisors is an integer number (25176030).

Almost surely, 2^350839728 is an apocalyptic number.

It is an amenable number.

350839728 is an abundant number, since it is smaller than the sum of its proper divisors (656201472).

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

350839728 is a wasteful number, since it uses less digits than its factorization.

350839728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812146 (or 812134 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 350839728 is about 18730.7161635641. The cubic root of 350839728 is about 705.2930244112.

The spelling of 350839728 in words is "three hundred fifty million, eight hundred thirty-nine thousand, seven hundred twenty-eight".