32641264 has 20 divisors (see below), whose sum is σ = 65283520. Its totient is φ = 15793920.

The previous prime is 32641247. The next prime is 32641291. The reversal of 32641264 is 46214623.

32641264 is an admirable number.

It is a super-3 number, since 3×32641264³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32409 + ... + 33400.

It is an arithmetic number, because the mean of its divisors is an integer number (3264176).

Almost surely, 2^32641264 is an apocalyptic number.

It is an amenable number.

32641264 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.

32641264 is a wasteful number, since it uses less digits than its factorization.

32641264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65848 (or 65842 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 32641264 is about 5713.2533638900. The cubic root of 32641264 is about 319.5869148983.

Adding to 32641264 its reverse (46214623), we get a palindrome (78855887).

The spelling of 32641264 in words is "thirty-two million, six hundred forty-one thousand, two hundred sixty-four".