320252272 has 10 divisors (see below), whose sum is σ = 620488808. Its totient is φ = 160126128.

The previous prime is 320252267. The next prime is 320252293. The reversal of 320252272 is 272252023.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10007868 + ... + 10007899.

Almost surely, 2^320252272 is an apocalyptic number.

It is an amenable number.

320252272 is a deficient number, since it is larger than the sum of its proper divisors (300236536).

320252272 is a wasteful number, since it uses less digits than its factorization.

320252272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20015775 (or 20015769 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 320252272 is about 17895.5936475994. The cubic root of 320252272 is about 684.1700727300.

The spelling of 320252272 in words is "three hundred twenty million, two hundred fifty-two thousand, two hundred seventy-two".