12920364 has 24 divisors (see below), whose sum is σ = 33497520. Its totient is φ = 4306752.

The previous prime is 12920317. The next prime is 12920377. The reversal of 12920364 is 46302921.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59709 + ... + 59924.

It is an arithmetic number, because the mean of its divisors is an integer number (1395730).

Almost surely, 2^12920364 is an apocalyptic number.

It is an amenable number.

12920364 is an abundant number, since it is smaller than the sum of its proper divisors (20577156).

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

12920364 is a wasteful number, since it uses less digits than its factorization.

12920364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119646 (or 119638 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 12920364 is about 3594.4907845201. The cubic root of 12920364 is about 234.6523545349.

The spelling of 12920364 in words is "twelve million, nine hundred twenty thousand, three hundred sixty-four".