13965633 has 12 divisors (see below), whose sum is σ = 22006608. Its totient is φ = 8463960.

The previous prime is 13965631. The next prime is 13965641. The reversal of 13965633 is 33656931.

13965633 is a `hidden beast` number, since 1 + 3 + 96 + 563 + 3 = 666.

It is not a de Polignac number, because 13965633 - 2¹ = 13965631 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13965631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70435 + ... + 70632.

It is an arithmetic number, because the mean of its divisors is an integer number (1833884).

Almost surely, 2^13965633 is an apocalyptic number.

It is an amenable number.

13965633 is a deficient number, since it is larger than the sum of its proper divisors (8040975).

13965633 is a wasteful number, since it uses less digits than its factorization.

13965633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141084 (or 141081 counting only the distinct ones).

The product of its digits is 43740, while the sum is 36.

The square root of 13965633 is about 3737.0620813682. The cubic root of 13965633 is about 240.8168520654.

The spelling of 13965633 in words is "thirteen million, nine hundred sixty-five thousand, six hundred thirty-three".