32531996 has 12 divisors (see below), whose sum is σ = 65064048. Its totient is φ = 13942272.

The previous prime is 32531929. The next prime is 32532007. The reversal of 32531996 is 69913523.

32531996 is an admirable number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 580901 + ... + 580956.

It is an arithmetic number, because the mean of its divisors is an integer number (5422004).

Almost surely, 2^32531996 is an apocalyptic number.

It is an amenable number.

32531996 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

32531996 is a wasteful number, since it uses less digits than its factorization.

32531996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161868 (or 1161866 counting only the distinct ones).

The product of its digits is 43740, while the sum is 38.

The square root of 32531996 is about 5703.6826699949. The cubic root of 32531996 is about 319.2299060344.

The spelling of 32531996 in words is "thirty-two million, five hundred thirty-one thousand, nine hundred ninety-six".