13162944 has 56 divisors (see below), whose sum is σ = 35112960. Its totient is φ = 4351744.

The previous prime is 13162939. The next prime is 13162957. The reversal of 13162944 is 44926131.

It is a congruent number.

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, 34177 + ... + 34559.

Almost surely, 2^13162944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13162944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17556480).

13162944 is an abundant number, since it is smaller than the sum of its proper divisors (21950016).

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

13162944 is a wasteful number, since it uses less digits than its factorization.

13162944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577 (or 567 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 13162944 is about 3628.0771766874. The cubic root of 13162944 is about 236.1117922913. Note that the first 3 decimals are identical.

The spelling of 13162944 in words is "thirteen million, one hundred sixty-two thousand, nine hundred forty-four".