56499405 has 16 divisors (see below), whose sum is σ = 92323584. Its totient is φ = 29491520.

The previous prime is 56499397. The next prime is 56499419. The reversal of 56499405 is 50499465.

It is a happy number.

It is not a de Polignac number, because 56499405 - 2³ = 56499397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39366 + ... + 40775.

It is an arithmetic number, because the mean of its divisors is an integer number (5770224).

Almost surely, 2^56499405 is an apocalyptic number.

It is an amenable number.

56499405 is a deficient number, since it is larger than the sum of its proper divisors (35824179).

56499405 is a wasteful number, since it uses less digits than its factorization.

56499405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80196.

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 56499405 is about 7516.6086102710. The cubic root of 56499405 is about 383.7201669487.

The spelling of 56499405 in words is "fifty-six million, four hundred ninety-nine thousand, four hundred five".