12487356 has 54 divisors (see below), whose sum is σ = 36723960. Its totient is φ = 3567312.

The previous prime is 12487301. The next prime is 12487357. The reversal of 12487356 is 65378421.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 12487356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12487357) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1776 + ... + 5303.

Almost surely, 2^12487356 is an apocalyptic number.

It is an amenable number.

12487356 is an abundant number, since it is smaller than the sum of its proper divisors (24236604).

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

12487356 is a wasteful number, since it uses less digits than its factorization.

12487356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7103 (or 7091 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 12487356 is about 3533.7453218929. The cubic root of 12487356 is about 232.0011642827.

The spelling of 12487356 in words is "twelve million, four hundred eighty-seven thousand, three hundred fifty-six".