12632896 has 14 divisors (see below), whose sum is σ = 25068530. Its totient is φ = 6316416.

The previous prime is 12632881. The next prime is 12632897. The reversal of 12632896 is 69823621.

It can be written as a sum of positive squares in only one way, i.e., 12503296 + 129600 = 3536^2 + 360^2 .

It is a super-2 number, since 2×12632896² = 319180122693632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12632897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98631 + ... + 98758.

Almost surely, 2^12632896 is an apocalyptic number.

12632896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12632896 is a deficient number, since it is larger than the sum of its proper divisors (12435634).

12632896 is an equidigital number, since it uses as much as digits as its factorization.

12632896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197401 (or 197391 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 12632896 is about 3554.2785484540. The cubic root of 12632896 is about 232.8990088341.

The spelling of 12632896 in words is "twelve million, six hundred thirty-two thousand, eight hundred ninety-six".