12740496 has 20 divisors (see below), whose sum is σ = 32913072. Its totient is φ = 4246816.

The previous prime is 12740489. The next prime is 12740503. The reversal of 12740496 is 69404721.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12740489) and next prime (12740503).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132666 + ... + 132761.

Almost surely, 2^12740496 is an apocalyptic number.

12740496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12740496 is an abundant number, since it is smaller than the sum of its proper divisors (20172576).

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

12740496 is a wasteful number, since it uses less digits than its factorization.

12740496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265438 (or 265432 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 12740496 is about 3569.3831399837. The cubic root of 12740496 is about 233.5583751755.

The spelling of 12740496 in words is "twelve million, seven hundred forty thousand, four hundred ninety-six".