13799574 has 24 divisors (see below), whose sum is σ = 29981952. Its totient is φ = 4587120.

The previous prime is 13799551. The next prime is 13799579. The reversal of 13799574 is 47599731.

13799574 is a `hidden beast` number, since 1 + 3 + 79 + 9 + 574 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13799579) 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, 7467 + ... + 9129.

It is an arithmetic number, because the mean of its divisors is an integer number (1249248).

Almost surely, 2^13799574 is an apocalyptic number.

13799574 is an abundant number, since it is smaller than the sum of its proper divisors (16182378).

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

13799574 is a wasteful number, since it uses less digits than its factorization.

13799574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132 (or 2129 counting only the distinct ones).

The product of its digits is 238140, while the sum is 45.

The square root of 13799574 is about 3714.7777860863. Note that the first 4 decimals coincide. The cubic root of 13799574 is about 239.8585624973.

The spelling of 13799574 in words is "thirteen million, seven hundred ninety-nine thousand, five hundred seventy-four".