12899416 has 8 divisors (see below), whose sum is σ = 24186420. Its totient is φ = 6449704.

The previous prime is 12899371. The next prime is 12899431. The reversal of 12899416 is 61499821.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806206 + ... + 806221.

Almost surely, 2^12899416 is an apocalyptic number.

It is an amenable number.

12899416 is a deficient number, since it is larger than the sum of its proper divisors (11287004).

12899416 is a wasteful number, since it uses less digits than its factorization.

12899416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612433 (or 1612429 counting only the distinct ones).

The product of its digits is 31104, while the sum is 40.

The square root of 12899416 is about 3591.5756987707. The cubic root of 12899416 is about 234.5254706885.

The spelling of 12899416 in words is "twelve million, eight hundred ninety-nine thousand, four hundred sixteen".