13988498 has 16 divisors (see below), whose sum is σ = 21795480. Its totient is φ = 6725376.

The previous prime is 13988477. The next prime is 13988521. The reversal of 13988498 is 89488931.

13988498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6165289 + 7823209 = 2483^2 + 2797^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24836 + ... + 25392.

Almost surely, 2^13988498 is an apocalyptic number.

13988498 is a deficient number, since it is larger than the sum of its proper divisors (7806982).

13988498 is a wasteful number, since it uses less digits than its factorization.

13988498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021.

The product of its digits is 497664, while the sum is 50.

The square root of 13988498 is about 3740.1200515491. The cubic root of 13988498 is about 240.9482048663.

The spelling of 13988498 in words is "thirteen million, nine hundred eighty-eight thousand, four hundred ninety-eight".