12936465 has 48 divisors (see below), whose sum is σ = 24261120. Its totient is φ = 6357120.

The previous prime is 12936461. The next prime is 12936467. The reversal of 12936465 is 56463921.

It is a happy number.

12936465 is a `hidden beast` number, since 1 + 2 + 9 + 3 + 646 + 5 = 666.

It is not a de Polignac number, because 12936465 - 2² = 12936461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12936461) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29800 + ... + 30230.

It is an arithmetic number, because the mean of its divisors is an integer number (505440).

Almost surely, 2^12936465 is an apocalyptic number.

12936465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12936465 is a deficient number, since it is larger than the sum of its proper divisors (11324655).

12936465 is a wasteful number, since it uses less digits than its factorization.

12936465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494 (or 491 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 12936465 is about 3596.7297646612. The cubic root of 12936465 is about 234.7497864969.

The spelling of 12936465 in words is "twelve million, nine hundred thirty-six thousand, four hundred sixty-five".