56301505 has 12 divisors (see below), whose sum is σ = 73159740. Its totient is φ = 41575872.

The previous prime is 56301463. The next prime is 56301521. The reversal of 56301505 is 50510365.

It can be written as a sum of positive squares in 6 ways, for example, as 17774656 + 38526849 = 4216^2 + 6207^2 .

It is not a de Polignac number, because 56301505 - 2²⁵ = 22747073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56301505.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32470 + ... + 34159.

It is an arithmetic number, because the mean of its divisors is an integer number (6096645).

Almost surely, 2^56301505 is an apocalyptic number.

It is an amenable number.

56301505 is a deficient number, since it is larger than the sum of its proper divisors (16858235).

56301505 is a wasteful number, since it uses less digits than its factorization.

56301505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66660 (or 66647 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 56301505 is about 7503.4328810219. The cubic root of 56301505 is about 383.2716250175.

The spelling of 56301505 in words is "fifty-six million, three hundred one thousand, five hundred five".