12487264 has 24 divisors (see below), whose sum is σ = 24681888. Its totient is φ = 6218880.

The previous prime is 12487253. The next prime is 12487271. The reversal of 12487264 is 46278421.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9529 + ... + 10759.

It is an arithmetic number, because the mean of its divisors is an integer number (1028412).

Almost surely, 2^12487264 is an apocalyptic number.

It is an amenable number.

12487264 is a deficient number, since it is larger than the sum of its proper divisors (12194624).

12487264 is a wasteful number, since it uses less digits than its factorization.

12487264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558 (or 1550 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The square root of 12487264 is about 3533.7323045188. The cubic root of 12487264 is about 232.0005945288. Note that the first 3 decimals are identical.

The spelling of 12487264 in words is "twelve million, four hundred eighty-seven thousand, two hundred sixty-four".