350690988 has 24 divisors (see below), whose sum is σ = 826383600. Its totient is φ = 115739200.

The previous prime is 350690969. The next prime is 350690993. The reversal of 350690988 is 889096053.

It is a super-2 number, since 2×350690988² = 245968338128832288, which contains 22 as substring.

It is a nialpdrome in base 12.

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, 143463 + ... + 145886.

It is an arithmetic number, because the mean of its divisors is an integer number (34432650).

Almost surely, 2^350690988 is an apocalyptic number.

It is an amenable number.

350690988 is an abundant number, since it is smaller than the sum of its proper divisors (475692612).

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

350690988 is a wasteful number, since it uses less digits than its factorization.

350690988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289457 (or 289455 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 350690988 is about 18726.7452591207. The cubic root of 350690988 is about 705.1933396600.

The spelling of 350690988 in words is "three hundred fifty million, six hundred ninety thousand, nine hundred eighty-eight".