13731474 has 16 divisors (see below), whose sum is σ = 28133280. Its totient is φ = 4465440.

The previous prime is 13731467. The next prime is 13731499. The reversal of 13731474 is 47413731.

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, 27664 + ... + 28155.

It is an arithmetic number, because the mean of its divisors is an integer number (1758330).

Almost surely, 2^13731474 is an apocalyptic number.

13731474 is an abundant number, since it is smaller than the sum of its proper divisors (14401806).

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

13731474 is a wasteful number, since it uses less digits than its factorization.

13731474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55865.

The product of its digits is 7056, while the sum is 30.

The square root of 13731474 is about 3705.6003562176. The cubic root of 13731474 is about 239.4633495317.

The spelling of 13731474 in words is "thirteen million, seven hundred thirty-one thousand, four hundred seventy-four".