320342952 has 16 divisors (see below), whose sum is σ = 800857440. Its totient is φ = 106780976.

The previous prime is 320342947. The next prime is 320342977. The reversal of 320342952 is 259243023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6673788 + ... + 6673835.

It is an arithmetic number, because the mean of its divisors is an integer number (50053590).

Almost surely, 2^320342952 is an apocalyptic number.

It is an amenable number.

320342952 is an abundant number, since it is smaller than the sum of its proper divisors (480514488).

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

320342952 is a wasteful number, since it uses less digits than its factorization.

320342952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13347632 (or 13347628 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 320342952 is about 17898.1270528511. The cubic root of 320342952 is about 684.2346412935.

Adding to 320342952 its reverse (259243023), we get a palindrome (579585975).

The spelling of 320342952 in words is "three hundred twenty million, three hundred forty-two thousand, nine hundred fifty-two".