309374696 has 16 divisors (see below), whose sum is σ = 580983840. Its totient is φ = 154445680.

The previous prime is 309374671. The next prime is 309374731. The reversal of 309374696 is 696473903.

It is a self number, because there is not a number n which added to its sum of digits gives 309374696.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24710 + ... + 35061.

It is an arithmetic number, because the mean of its divisors is an integer number (36311490).

Almost surely, 2^309374696 is an apocalyptic number.

It is an amenable number.

309374696 is a deficient number, since it is larger than the sum of its proper divisors (271609144).

309374696 is a wasteful number, since it uses less digits than its factorization.

309374696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60424 (or 60420 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 47.

The square root of 309374696 is about 17589.0504576000. The cubic root of 309374696 is about 676.3345857206.

The spelling of 309374696 in words is "three hundred nine million, three hundred seventy-four thousand, six hundred ninety-six".