15797004 has 12 divisors (see below), whose sum is σ = 36859704. Its totient is φ = 5265664.

The previous prime is 15796993. The next prime is 15797009. The reversal of 15797004 is 40079751.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (15797009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658197 + ... + 658220.

It is an arithmetic number, because the mean of its divisors is an integer number (3071642).

Almost surely, 2^15797004 is an apocalyptic number.

It is an amenable number.

15797004 is an abundant number, since it is smaller than the sum of its proper divisors (21062700).

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

15797004 is a wasteful number, since it uses less digits than its factorization.

15797004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316424 (or 1316422 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 15797004 is about 3974.5445022040. The cubic root of 15797004 is about 250.9140089449.

The spelling of 15797004 in words is "fifteen million, seven hundred ninety-seven thousand, four".