32320012 has 12 divisors (see below), whose sum is σ = 57143800. Its totient is φ = 15993216.

The previous prime is 32320003. The next prime is 32320019. The reversal of 32320012 is 21002323.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 32319974 and 32320001.

It is not an unprimeable number, because it can be changed into a prime (32320019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41262 + ... + 42037.

Almost surely, 2^32320012 is an apocalyptic number.

It is an amenable number.

32320012 is a deficient number, since it is larger than the sum of its proper divisors (24823788).

32320012 is a wasteful number, since it uses less digits than its factorization.

32320012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83400 (or 83398 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 32320012 is about 5685.0692168170. The cubic root of 32320012 is about 318.5350090942.

Adding to 32320012 its reverse (21002323), we get a palindrome (53322335).

The spelling of 32320012 in words is "thirty-two million, three hundred twenty thousand, twelve".