12572668 has 6 divisors (see below), whose sum is σ = 22002176. Its totient is φ = 6286332.

The previous prime is 12572663. The next prime is 12572671. The reversal of 12572668 is 86627521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12572663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1571580 + ... + 1571587.

Almost surely, 2^12572668 is an apocalyptic number.

It is an amenable number.

12572668 is a deficient number, since it is larger than the sum of its proper divisors (9429508).

12572668 is a wasteful number, since it uses less digits than its factorization.

12572668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3143171 (or 3143169 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 12572668 is about 3545.7958204048. The cubic root of 12572668 is about 232.5282996346.

The spelling of 12572668 in words is "twelve million, five hundred seventy-two thousand, six hundred sixty-eight".