56525386 has 4 divisors (see below), whose sum is σ = 84788082. Its totient is φ = 28262692.

The previous prime is 56525383. The next prime is 56525389. The reversal of 56525386 is 68352565.

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

It is an interprime number because it is at equal distance from previous prime (56525383) and next prime (56525389).

It can be written as a sum of positive squares in only one way, i.e., 55130625 + 1394761 = 7425^2 + 1181^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (56525383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14131345 + ... + 14131348.

Almost surely, 2^56525386 is an apocalyptic number.

56525386 is a deficient number, since it is larger than the sum of its proper divisors (28262696).

56525386 is a wasteful number, since it uses less digits than its factorization.

56525386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28262695.

The product of its digits is 216000, while the sum is 40.

The square root of 56525386 is about 7518.3366511483. The cubic root of 56525386 is about 383.7789752726.

The spelling of 56525386 in words is "fifty-six million, five hundred twenty-five thousand, three hundred eighty-six".