56535415 has 4 divisors (see below), whose sum is σ = 67842504. Its totient is φ = 45228328.

The previous prime is 56535389. The next prime is 56535439. The reversal of 56535415 is 51453565.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56535415 - 2⁷ = 56535287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5653537 + ... + 5653546.

It is an arithmetic number, because the mean of its divisors is an integer number (16960626).

Almost surely, 2^56535415 is an apocalyptic number.

56535415 is a deficient number, since it is larger than the sum of its proper divisors (11307089).

56535415 is a wasteful number, since it uses less digits than its factorization.

56535415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11307088.

The product of its digits is 45000, while the sum is 34.

The square root of 56535415 is about 7519.0035909022. The cubic root of 56535415 is about 383.8016712210.

The spelling of 56535415 in words is "fifty-six million, five hundred thirty-five thousand, four hundred fifteen".