13007998 has 8 divisors (see below), whose sum is σ = 19643400. Its totient is φ = 6460200.

The previous prime is 13007987. The next prime is 13008019. The reversal of 13007998 is 89970031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21528 + ... + 22123.

It is an arithmetic number, because the mean of its divisors is an integer number (2455425).

Almost surely, 2^13007998 is an apocalyptic number.

13007998 is a deficient number, since it is larger than the sum of its proper divisors (6635402).

13007998 is a wasteful number, since it uses less digits than its factorization.

13007998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43802.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 13007998 is about 3606.6602279671. The cubic root of 13007998 is about 235.1816793348.

The spelling of 13007998 in words is "thirteen million, seven thousand, nine hundred ninety-eight".