56537205 has 16 divisors (see below), whose sum is σ = 90639744. Its totient is φ = 30093120.

The previous prime is 56537203. The next prime is 56537207. The reversal of 56537205 is 50273565.

It is an interprime number because it is at equal distance from previous prime (56537203) and next prime (56537207).

It is not a de Polignac number, because 56537205 - 2¹ = 56537203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56537203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4632 + ... + 11598.

It is an arithmetic number, because the mean of its divisors is an integer number (5664984).

Almost surely, 2^56537205 is an apocalyptic number.

It is an amenable number.

56537205 is a deficient number, since it is larger than the sum of its proper divisors (34102539).

56537205 is a wasteful number, since it uses less digits than its factorization.

56537205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7516.

The product of its (nonzero) digits is 31500, while the sum is 33.

The square root of 56537205 is about 7519.1226216893. The cubic root of 56537205 is about 383.8057217661.

The spelling of 56537205 in words is "fifty-six million, five hundred thirty-seven thousand, two hundred five".