13775474 has 12 divisors (see below), whose sum is σ = 21951114. Its totient is φ = 6482304.

The previous prime is 13775473. The next prime is 13775477. The reversal of 13775474 is 47457731.

It can be written as a sum of positive squares in 3 ways, for example, as 13579225 + 196249 = 3685^2 + 443^2 .

It is not an unprimeable number, because it can be changed into a prime (13775473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11339 + ... + 12494.

Almost surely, 2^13775474 is an apocalyptic number.

13775474 is a deficient number, since it is larger than the sum of its proper divisors (8175640).

13775474 is a wasteful number, since it uses less digits than its factorization.

13775474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23869 (or 23852 counting only the distinct ones).

The product of its digits is 82320, while the sum is 38.

The square root of 13775474 is about 3711.5325675521. The cubic root of 13775474 is about 239.7188490115.

The spelling of 13775474 in words is "thirteen million, seven hundred seventy-five thousand, four hundred seventy-four".