32231264 has 24 divisors (see below), whose sum is σ = 68337360. Its totient is φ = 14875776.

The previous prime is 32231263. The next prime is 32231299. The reversal of 32231264 is 46213223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32231263) 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, 38324 + ... + 39155.

It is an arithmetic number, because the mean of its divisors is an integer number (2847390).

Almost surely, 2^32231264 is an apocalyptic number.

It is an amenable number.

32231264 is an abundant number, since it is smaller than the sum of its proper divisors (36106096).

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

32231264 is a wasteful number, since it uses less digits than its factorization.

32231264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77502 (or 77494 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 32231264 is about 5677.2584933223. The cubic root of 32231264 is about 318.2431851555.

Adding to 32231264 its reverse (46213223), we get a palindrome (78444487).

The spelling of 32231264 in words is "thirty-two million, two hundred thirty-one thousand, two hundred sixty-four".