12566072 has 8 divisors (see below), whose sum is σ = 23561400. Its totient is φ = 6283032.

The previous prime is 12566053. The next prime is 12566089. The reversal of 12566072 is 27066521.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 785372 + ... + 785387.

It is an arithmetic number, because the mean of its divisors is an integer number (2945175).

Almost surely, 2^12566072 is an apocalyptic number.

It is an amenable number.

12566072 is a deficient number, since it is larger than the sum of its proper divisors (10995328).

12566072 is a wasteful number, since it uses less digits than its factorization.

12566072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570765 (or 1570761 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 12566072 is about 3544.8655827831. The cubic root of 12566072 is about 232.4876287401.

The spelling of 12566072 in words is "twelve million, five hundred sixty-six thousand, seventy-two".