13173996 has 72 divisors (see below), whose sum is σ = 34737472. Its totient is φ = 3880800.

The previous prime is 13173991. The next prime is 13174001. The reversal of 13173996 is 69937131.

It is an interprime number because it is at equal distance from previous prime (13173991) and next prime (13174001).

It is not an unprimeable number, because it can be changed into a prime (13173991) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62331 + ... + 62541.

Almost surely, 2^13173996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13173996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17368736).

13173996 is an abundant number, since it is smaller than the sum of its proper divisors (21563476).

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

13173996 is a wasteful number, since it uses less digits than its factorization.

13173996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283 (or 270 counting only the distinct ones).

The product of its digits is 30618, while the sum is 39.

The square root of 13173996 is about 3629.5999779590. The cubic root of 13173996 is about 236.1778559704.

The spelling of 13173996 in words is "thirteen million, one hundred seventy-three thousand, nine hundred ninety-six".