56186541 has 10 divisors (see below), whose sum is σ = 83933102. Its totient is φ = 37457640.

The previous prime is 56186527. The next prime is 56186561. The reversal of 56186541 is 14568165.

It can be written as a sum of positive squares in only one way, i.e., 55800900 + 385641 = 7470^2 + 621^2 .

It is not a de Polignac number, because 56186541 - 2¹⁰ = 56185517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56186496 and 56186505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56186521) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 346750 + ... + 346911.

Almost surely, 2^56186541 is an apocalyptic number.

It is an amenable number.

56186541 is a deficient number, since it is larger than the sum of its proper divisors (27746561).

56186541 is an equidigital number, since it uses as much as digits as its factorization.

56186541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693673 (or 693664 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 56186541 is about 7495.7682061280. The cubic root of 56186541 is about 383.0105753703.

The spelling of 56186541 in words is "fifty-six million, one hundred eighty-six thousand, five hundred forty-one".