12340992 has 36 divisors (see below), whose sum is σ = 32847080. Its totient is φ = 4113408.

The previous prime is 12340981. The next prime is 12341009. The reversal of 12340992 is 29904321.

It is a congruent number.

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, 7267 + ... + 8802.

Almost surely, 2^12340992 is an apocalyptic number.

12340992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12340992 is an abundant number, since it is smaller than the sum of its proper divisors (20506088).

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

12340992 is an equidigital number, since it uses as much as digits as its factorization.

12340992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16088 (or 16074 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 12340992 is about 3512.9748077662. The cubic root of 12340992 is about 231.0911729458.

It can be divided in two parts, 12 and 340992, that multiplied together give a palindrome (4091904).

The spelling of 12340992 in words is "twelve million, three hundred forty thousand, nine hundred ninety-two".