13174642 has 32 divisors (see below), whose sum is σ = 22362480. Its totient is φ = 5779200.

The previous prime is 13174639. The next prime is 13174669. The reversal of 13174642 is 24647131.

It can be written as a sum of positive squares in 8 ways, for example, as 10830681 + 2343961 = 3291^2 + 1531^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13174642.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 76068 + ... + 76240.

Almost surely, 2^13174642 is an apocalyptic number.

13174642 is a deficient number, since it is larger than the sum of its proper divisors (9187838).

13174642 is a wasteful number, since it uses less digits than its factorization.

13174642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318.

The product of its digits is 4032, while the sum is 28.

The square root of 13174642 is about 3629.6889673910. The cubic root of 13174642 is about 236.1817163127.

The spelling of 13174642 in words is "thirteen million, one hundred seventy-four thousand, six hundred forty-two".