32664164 has 24 divisors (see below), whose sum is σ = 61966968. Its totient is φ = 14976000.

The previous prime is 32664131. The next prime is 32664217. The reversal of 32664164 is 46146623.

It can be written as a sum of positive squares in 4 ways, for example, as 1304164 + 31360000 = 1142^2 + 5600^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 32664164.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 6164 + ... + 10164.

It is an arithmetic number, because the mean of its divisors is an integer number (2581957).

Almost surely, 2^32664164 is an apocalyptic number.

It is an amenable number.

32664164 is a deficient number, since it is larger than the sum of its proper divisors (29302804).

32664164 is a wasteful number, since it uses less digits than its factorization.

32664164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4175 (or 4173 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 32664164 is about 5715.2571245745. The cubic root of 32664164 is about 319.6616345286.

The spelling of 32664164 in words is "thirty-two million, six hundred sixty-four thousand, one hundred sixty-four".