13005896 has 16 divisors (see below), whose sum is σ = 24431100. Its totient is φ = 6490944.

The previous prime is 13005893. The next prime is 13005911. The reversal of 13005896 is 69850031.

It can be written as a sum of positive squares in 2 ways, for example, as 11764900 + 1240996 = 3430^2 + 1114^2 .

It is not an unprimeable number, because it can be changed into a prime (13005893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4526 + ... + 6818.

Almost surely, 2^13005896 is an apocalyptic number.

It is an amenable number.

13005896 is a deficient number, since it is larger than the sum of its proper divisors (11425204).

13005896 is a wasteful number, since it uses less digits than its factorization.

13005896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008 (or 3004 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 13005896 is about 3606.3688108678. The cubic root of 13005896 is about 235.1690107566.

The spelling of 13005896 in words is "thirteen million, five thousand, eight hundred ninety-six".