12649332 has 24 divisors (see below), whose sum is σ = 29957536. Its totient is φ = 4153248.

The previous prime is 12649319. The next prime is 12649349. The reversal of 12649332 is 23394621.

It is a self number, because there is not a number n which added to its sum of digits gives 12649332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7063 + ... + 8670.

Almost surely, 2^12649332 is an apocalyptic number.

12649332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12649332 is an abundant number, since it is smaller than the sum of its proper divisors (17308204).

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

12649332 is a wasteful number, since it uses less digits than its factorization.

12649332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15807 (or 15805 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

The square root of 12649332 is about 3556.5899398159. The cubic root of 12649332 is about 232.9999693001. Note that the first 4 decimals are identical.

The spelling of 12649332 in words is "twelve million, six hundred forty-nine thousand, three hundred thirty-two".