56449415 has 16 divisors (see below), whose sum is σ = 75702816. Its totient is φ = 40051200.

The previous prime is 56449403. The next prime is 56449417. The reversal of 56449415 is 51494465.

It is not a de Polignac number, because 56449415 - 2¹⁰ = 56448391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56449417) 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, 10262 + ... + 14771.

It is an arithmetic number, because the mean of its divisors is an integer number (4731426).

Almost surely, 2^56449415 is an apocalyptic number.

56449415 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56449415 is a deficient number, since it is larger than the sum of its proper divisors (19253401).

56449415 is a wasteful number, since it uses less digits than its factorization.

56449415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25090.

The product of its digits is 86400, while the sum is 38.

The square root of 56449415 is about 7513.2825715529. The cubic root of 56449415 is about 383.6069632120.

The spelling of 56449415 in words is "fifty-six million, four hundred forty-nine thousand, four hundred fifteen".