349033928 has 8 divisors (see below), whose sum is σ = 654438630. Its totient is φ = 174516960.

The previous prime is 349033907. The next prime is 349033931. The reversal of 349033928 is 829330943.

It can be written as a sum of positive squares in only one way, i.e., 285001924 + 64032004 = 16882^2 + 8002^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21814613 + ... + 21814628.

Almost surely, 2^349033928 is an apocalyptic number.

It is an amenable number.

349033928 is a deficient number, since it is larger than the sum of its proper divisors (305404702).

349033928 is a wasteful number, since it uses less digits than its factorization.

349033928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43629247 (or 43629243 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 349033928 is about 18682.4497323022. The cubic root of 349033928 is about 704.0808759100.

The spelling of 349033928 in words is "three hundred forty-nine million, thirty-three thousand, nine hundred twenty-eight".