13173772 has 12 divisors (see below), whose sum is σ = 23849280. Its totient is φ = 6359696.

The previous prime is 13173767. The next prime is 13173773. The reversal of 13173772 is 27737131.

It is not an unprimeable number, because it can be changed into a prime (13173773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56668 + ... + 56899.

It is an arithmetic number, because the mean of its divisors is an integer number (1987440).

Almost surely, 2^13173772 is an apocalyptic number.

It is an amenable number.

13173772 is a deficient number, since it is larger than the sum of its proper divisors (10675508).

13173772 is a wasteful number, since it uses less digits than its factorization.

13173772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113600 (or 113598 counting only the distinct ones).

The product of its digits is 6174, while the sum is 31.

The square root of 13173772 is about 3629.5691204329. The cubic root of 13173772 is about 236.1765173703.

The spelling of 13173772 in words is "thirteen million, one hundred seventy-three thousand, seven hundred seventy-two".