13400499 has 16 divisors (see below), whose sum is σ = 20855808. Its totient is φ = 7493952.

The previous prime is 13400483. The next prime is 13400501. The reversal of 13400499 is 99400431.

13400499 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13400499 - 2⁴ = 13400483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13400459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5802 + ... + 7775.

It is an arithmetic number, because the mean of its divisors is an integer number (1303488).

Almost surely, 2^13400499 is an apocalyptic number.

13400499 is a deficient number, since it is larger than the sum of its proper divisors (7455309).

13400499 is a wasteful number, since it uses less digits than its factorization.

13400499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13634.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 13400499 is about 3660.6692011161. The cubic root of 13400499 is about 237.5237220996.

The spelling of 13400499 in words is "thirteen million, four hundred thousand, four hundred ninety-nine".