32406164 has 12 divisors (see below), whose sum is σ = 64812384. Its totient is φ = 13888344.

The previous prime is 32406151. The next prime is 32406181. The reversal of 32406164 is 46160423.

32406164 is an admirable number.

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, 578654 + ... + 578709.

It is an arithmetic number, because the mean of its divisors is an integer number (5401032).

Almost surely, 2^32406164 is an apocalyptic number.

It is an amenable number.

32406164 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.

32406164 is a wasteful number, since it uses less digits than its factorization.

32406164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157374 (or 1157372 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 32406164 is about 5692.6412147614. The cubic root of 32406164 is about 318.8177862242.

Adding to 32406164 its reverse (46160423), we get a palindrome (78566587).

The spelling of 32406164 in words is "thirty-two million, four hundred six thousand, one hundred sixty-four".