329469968 has 10 divisors (see below), whose sum is σ = 638348094. Its totient is φ = 164734976.

The previous prime is 329469947. The next prime is 329469977. The reversal of 329469968 is 869964923.

It can be written as a sum of positive squares in only one way, i.e., 319408384 + 10061584 = 17872^2 + 3172^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10295921 + ... + 10295952.

Almost surely, 2^329469968 is an apocalyptic number.

It is an amenable number.

329469968 is a deficient number, since it is larger than the sum of its proper divisors (308878126).

329469968 is a wasteful number, since it uses less digits than its factorization.

329469968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20591881 (or 20591875 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 56.

The square root of 329469968 is about 18151.3076112990. The cubic root of 329469968 is about 690.6721504578.

The spelling of 329469968 in words is "three hundred twenty-nine million, four hundred sixty-nine thousand, nine hundred sixty-eight".