56450617 has 8 divisors (see below), whose sum is σ = 58978440. Its totient is φ = 53961600.

The previous prime is 56450593. The next prime is 56450657. The reversal of 56450617 is 71605465.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 27678121 + 28772496 = 5261^2 + 5364^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56450617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56450657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6708 + ... + 12565.

It is an arithmetic number, because the mean of its divisors is an integer number (7372305).

Almost surely, 2^56450617 is an apocalyptic number.

It is an amenable number.

56450617 is a deficient number, since it is larger than the sum of its proper divisors (2527823).

56450617 is a wasteful number, since it uses less digits than its factorization.

56450617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19403.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 56450617 is about 7513.3625627944. The cubic root of 56450617 is about 383.6096859582.

The spelling of 56450617 in words is "fifty-six million, four hundred fifty thousand, six hundred seventeen".