320232412 has 24 divisors (see below), whose sum is σ = 570895920. Its totient is φ = 157128960.

The previous prime is 320232401. The next prime is 320232443. The reversal of 320232412 is 214232023.

It is a self number, because there is not a number n which added to its sum of digits gives 320232412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234612 + ... + 235972.

It is an arithmetic number, because the mean of its divisors is an integer number (23787330).

Almost surely, 2^320232412 is an apocalyptic number.

It is an amenable number.

320232412 is a deficient number, since it is larger than the sum of its proper divisors (250663508).

320232412 is a wasteful number, since it uses less digits than its factorization.

320232412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2421 (or 2419 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 320232412 is about 17895.0387537999. The cubic root of 320232412 is about 684.1559298186.

Adding to 320232412 its reverse (214232023), we get a palindrome (534464435).

The spelling of 320232412 in words is "three hundred twenty million, two hundred thirty-two thousand, four hundred twelve".