13173842 has 16 divisors (see below), whose sum is σ = 21644064. Its totient is φ = 5964000.

The previous prime is 13173841. The next prime is 13173877. The reversal of 13173842 is 24837131.

It is a super-2 number, since 2×13173842² = 347100226081928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13173841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5117 + ... + 7247.

It is an arithmetic number, because the mean of its divisors is an integer number (1352754).

Almost surely, 2^13173842 is an apocalyptic number.

13173842 is a deficient number, since it is larger than the sum of its proper divisors (8470222).

13173842 is a wasteful number, since it uses less digits than its factorization.

13173842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2425.

The product of its digits is 4032, while the sum is 29.

The square root of 13173842 is about 3629.5787634380. The cubic root of 13173842 is about 236.1769356845.

The spelling of 13173842 in words is "thirteen million, one hundred seventy-three thousand, eight hundred forty-two".