12439364 has 24 divisors (see below), whose sum is σ = 25290048. Its totient is φ = 5243040.

The previous prime is 12439351. The next prime is 12439369. The reversal of 12439364 is 46393421.

It is a self number, because there is not a number n which added to its sum of digits gives 12439364.

It is not an unprimeable number, because it can be changed into a prime (12439369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1934 + ... + 5349.

It is an arithmetic number, because the mean of its divisors is an integer number (1053752).

Almost surely, 2^12439364 is an apocalyptic number.

12439364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12439364 is an abundant number, since it is smaller than the sum of its proper divisors (12850684).

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

12439364 is a wasteful number, since it uses less digits than its factorization.

12439364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7355 (or 7353 counting only the distinct ones).

The product of its digits is 15552, while the sum is 32.

The square root of 12439364 is about 3526.9482559289. The cubic root of 12439364 is about 231.7035700805.

The spelling of 12439364 in words is "twelve million, four hundred thirty-nine thousand, three hundred sixty-four".