312323232 has 48 divisors (see below), whose sum is σ = 882917280. Its totient is φ = 96099072.

The previous prime is 312323191. The next prime is 312323251. The reversal of 312323232 is 232323213.

It is a tau number, because it is divible by the number of its divisors (48).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 312323199 and 312323208.

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 in 7 ways as a sum of consecutive naturals, for example, 123882 + ... + 126377.

It is an arithmetic number, because the mean of its divisors is an integer number (18394110).

Almost surely, 2^312323232 is an apocalyptic number.

312323232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

312323232 is an abundant number, since it is smaller than the sum of its proper divisors (570594048).

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

312323232 is a wasteful number, since it uses less digits than its factorization.

312323232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250285 (or 250277 counting only the distinct ones).

The product of its digits is 1296, while the sum is 21.

The square root of 312323232 is about 17672.6690683666. The cubic root of 312323232 is about 678.4764274358.

Adding to 312323232 its reverse (232323213), we get a palindrome (544646445).

The spelling of 312323232 in words is "three hundred twelve million, three hundred twenty-three thousand, two hundred thirty-two".