32312012 has 6 divisors (see below), whose sum is σ = 56546028. Its totient is φ = 16156004.

The previous prime is 32312009. The next prime is 32312017. The reversal of 32312012 is 21021323.

It is a happy number.

It is a super-2 number, since 2×32312012² = 2088132238976288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32312017) by changing a digit.

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, 4038998 + ... + 4039005.

It is an arithmetic number, because the mean of its divisors is an integer number (9424338).

Almost surely, 2^32312012 is an apocalyptic number.

It is an amenable number.

32312012 is a deficient number, since it is larger than the sum of its proper divisors (24234016).

32312012 is a wasteful number, since it uses less digits than its factorization.

32312012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8078007 (or 8078005 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 32312012 is about 5684.3655758580. The cubic root of 32312012 is about 318.5087251688.

Adding to 32312012 its reverse (21021323), we get a palindrome (53333335).

The spelling of 32312012 in words is "thirty-two million, three hundred twelve thousand, twelve".