12999498 has 16 divisors (see below), whose sum is σ = 26049600. Its totient is φ = 4324736.

The previous prime is 12999479. The next prime is 12999521. The reversal of 12999498 is 89499921.

It is a happy number.

12999498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12999498.

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, 1786 + ... + 5402.

It is an arithmetic number, because the mean of its divisors is an integer number (1628100).

Almost surely, 2^12999498 is an apocalyptic number.

12999498 is an abundant number, since it is smaller than the sum of its proper divisors (13050102).

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

12999498 is a wasteful number, since it uses less digits than its factorization.

12999498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4221.

The product of its digits is 419904, while the sum is 51.

The square root of 12999498 is about 3605.4816599173. The cubic root of 12999498 is about 235.1304421433.

The spelling of 12999498 in words is "twelve million, nine hundred ninety-nine thousand, four hundred ninety-eight".