12256164 has 48 divisors (see below), whose sum is σ = 31967040. Its totient is φ = 4060800.

The previous prime is 12256151. The next prime is 12256177. The reversal of 12256164 is 46165221.

It is an interprime number because it is at equal distance from previous prime (12256151) and next prime (12256177).

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

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 15 ways as a sum of consecutive naturals, for example, 30364 + ... + 30764.

It is an arithmetic number, because the mean of its divisors is an integer number (665980).

Almost surely, 2^12256164 is an apocalyptic number.

It is an amenable number.

12256164 is an abundant number, since it is smaller than the sum of its proper divisors (19710876).

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

12256164 is a wasteful number, since it uses less digits than its factorization.

12256164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697 (or 689 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 12256164 is about 3500.8804606841. The cubic root of 12256164 is about 230.5604730574.

The spelling of 12256164 in words is "twelve million, two hundred fifty-six thousand, one hundred sixty-four".