12601864 has 32 divisors (see below), whose sum is σ = 27136800. Its totient is φ = 5425920.

The previous prime is 12601847. The next prime is 12601891. The reversal of 12601864 is 46810621.

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, 2097 + ... + 5440.

It is an arithmetic number, because the mean of its divisors is an integer number (848025).

Almost surely, 2^12601864 is an apocalyptic number.

It is an amenable number.

12601864 is an abundant number, since it is smaller than the sum of its proper divisors (14534936).

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

12601864 is a wasteful number, since it uses less digits than its factorization.

12601864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7573 (or 7569 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 12601864 is about 3549.9104214050. The cubic root of 12601864 is about 232.7081513572.

The spelling of 12601864 in words is "twelve million, six hundred one thousand, eight hundred sixty-four".