13673156 has 18 divisors (see below), whose sum is σ = 27835038. Its totient is φ = 5859840.

The previous prime is 13673137. The next prime is 13673173. The reversal of 13673156 is 65137631.

It can be written as a sum of positive squares in only one way, i.e., 12845056 + 828100 = 3584^2 + 910^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34685 + ... + 35076.

It is an arithmetic number, because the mean of its divisors is an integer number (1546391).

Almost surely, 2^13673156 is an apocalyptic number.

It is an amenable number.

13673156 is an abundant number, since it is smaller than the sum of its proper divisors (14161882).

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

13673156 is a wasteful number, since it uses less digits than its factorization.

13673156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69779 (or 69770 counting only the distinct ones).

The product of its digits is 11340, while the sum is 32.

The square root of 13673156 is about 3697.7230831959. The cubic root of 13673156 is about 239.1238656967.

The spelling of 13673156 in words is "thirteen million, six hundred seventy-three thousand, one hundred fifty-six".