12571922 has 16 divisors (see below), whose sum is σ = 20656512. Its totient is φ = 5691120.

The previous prime is 12571921. The next prime is 12571943. The reversal of 12571922 is 22917521.

It is not an unprimeable number, because it can be changed into a prime (12571921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5063 + ... + 7125.

It is an arithmetic number, because the mean of its divisors is an integer number (1291032).

Almost surely, 2^12571922 is an apocalyptic number.

12571922 is a deficient number, since it is larger than the sum of its proper divisors (8084590).

12571922 is a wasteful number, since it uses less digits than its factorization.

12571922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353.

The product of its digits is 2520, while the sum is 29.

The square root of 12571922 is about 3545.6906238418. The cubic root of 12571922 is about 232.5237005168.

The spelling of 12571922 in words is "twelve million, five hundred seventy-one thousand, nine hundred twenty-two".