13620966 has 32 divisors (see below), whose sum is σ = 28566528. Its totient is φ = 4324320.

The previous prime is 13620949. The next prime is 13621001. The reversal of 13620966 is 66902631.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11916 + ... + 13008.

It is an arithmetic number, because the mean of its divisors is an integer number (892704).

Almost surely, 2^13620966 is an apocalyptic number.

13620966 is an abundant number, since it is smaller than the sum of its proper divisors (14945562).

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

13620966 is a wasteful number, since it uses less digits than its factorization.

13620966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 13620966 is about 3690.6592906959. The cubic root of 13620966 is about 238.8192350580.

The spelling of 13620966 in words is "thirteen million, six hundred twenty thousand, nine hundred sixty-six".