13630736 has 40 divisors (see below), whose sum is σ = 31962240. Its totient is φ = 5497344.

The previous prime is 13630709. The next prime is 13630741. The reversal of 13630736 is 63703631.

It is a junction number, because it is equal to n+sod(n) for n = 13630699 and 13630708.

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, 1676 + ... + 5483.

It is an arithmetic number, because the mean of its divisors is an integer number (799056).

Almost surely, 2^13630736 is an apocalyptic number.

13630736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13630736 is an abundant number, since it is smaller than the sum of its proper divisors (18331504).

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

13630736 is a wasteful number, since it uses less digits than its factorization.

13630736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7191 (or 7185 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 29.

The square root of 13630736 is about 3691.9826651814. The cubic root of 13630736 is about 238.8763212265.

The spelling of 13630736 in words is "thirteen million, six hundred thirty thousand, seven hundred thirty-six".