32790164 has 12 divisors (see below), whose sum is σ = 62599488. Its totient is φ = 14904600.

The previous prime is 32790139. The next prime is 32790179. The reversal of 32790164 is 46109723.

It is a self number, because there is not a number n which added to its sum of digits gives 32790164.

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 3 ways as a sum of consecutive naturals, for example, 372572 + ... + 372659.

It is an arithmetic number, because the mean of its divisors is an integer number (5216624).

Almost surely, 2^32790164 is an apocalyptic number.

It is an amenable number.

32790164 is a deficient number, since it is larger than the sum of its proper divisors (29809324).

32790164 is a wasteful number, since it uses less digits than its factorization.

32790164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745246 (or 745244 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 32790164 is about 5726.2696408744. The cubic root of 32790164 is about 320.0721321767.

Adding to 32790164 its reverse (46109723), we get a palindrome (78899887).

It can be divided in two parts, 32790 and 164, that multiplied together give a triangular number (5377560 = T₃₂₇₉).

The spelling of 32790164 in words is "thirty-two million, seven hundred ninety thousand, one hundred sixty-four".