13612736 has 28 divisors (see below), whose sum is σ = 27160728. Its totient is φ = 6769152.

The previous prime is 13612717. The next prime is 13612741. The reversal of 13612736 is 63721631.

It is a junction number, because it is equal to n+sod(n) for n = 13612699 and 13612708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14060 + ... + 14996.

It is an arithmetic number, because the mean of its divisors is an integer number (970026).

Almost surely, 2^13612736 is an apocalyptic number.

13612736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13612736 is a deficient number, since it is larger than the sum of its proper divisors (13547992).

13612736 is an equidigital number, since it uses as much as digits as its factorization.

13612736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176 (or 1166 counting only the distinct ones).

The product of its digits is 4536, while the sum is 29.

The square root of 13612736 is about 3689.5441452841. The cubic root of 13612736 is about 238.7711259323.

The spelling of 13612736 in words is "thirteen million, six hundred twelve thousand, seven hundred thirty-six".