13419856 has 20 divisors (see below), whose sum is σ = 27132192. Its totient is φ = 6418016.

The previous prime is 13419841. The next prime is 13419877. The reversal of 13419856 is 65891431.

It is a nialpdrome in base 16.

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, 17866 + ... + 18601.

Almost surely, 2^13419856 is an apocalyptic number.

13419856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13419856 is an abundant number, since it is smaller than the sum of its proper divisors (13712336).

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

13419856 is a wasteful number, since it uses less digits than its factorization.

13419856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36498 (or 36492 counting only the distinct ones).

The product of its digits is 25920, while the sum is 37.

The square root of 13419856 is about 3663.3121625109. The cubic root of 13419856 is about 237.6380346251.

The spelling of 13419856 in words is "thirteen million, four hundred nineteen thousand, eight hundred fifty-six".