56122517 has 8 divisors (see below), whose sum is σ = 61290912. Its totient is φ = 50965200.

The previous prime is 56122513. The next prime is 56122519. The reversal of 56122517 is 71522165.

56122517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56122517 - 2² = 56122513 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56122517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56122513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10703 + ... + 15059.

It is an arithmetic number, because the mean of its divisors is an integer number (7661364).

Almost surely, 2^56122517 is an apocalyptic number.

It is an amenable number.

56122517 is a deficient number, since it is larger than the sum of its proper divisors (5168395).

56122517 is a wasteful number, since it uses less digits than its factorization.

56122517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5539.

The product of its digits is 4200, while the sum is 29.

The square root of 56122517 is about 7491.4963124866. The cubic root of 56122517 is about 382.8650411749.

The spelling of 56122517 in words is "fifty-six million, one hundred twenty-two thousand, five hundred seventeen".