56182361 has 4 divisors (see below), whose sum is σ = 56738724. Its totient is φ = 55626000.

The previous prime is 56182339. The next prime is 56182409. The reversal of 56182361 is 16328165.

It is a happy number.

56182361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 27237961 + 28944400 = 5219^2 + 5380^2 .

It is a cyclic number.

It is not a de Polignac number, because 56182361 - 2¹⁰ = 56181337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56182661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278030 + ... + 278231.

It is an arithmetic number, because the mean of its divisors is an integer number (14184681).

Almost surely, 2^56182361 is an apocalyptic number.

It is an amenable number.

56182361 is a deficient number, since it is larger than the sum of its proper divisors (556363).

56182361 is a wasteful number, since it uses less digits than its factorization.

56182361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556362.

The product of its digits is 8640, while the sum is 32.

The square root of 56182361 is about 7495.4893769520. The cubic root of 56182361 is about 383.0010771057.

The spelling of 56182361 in words is "fifty-six million, one hundred eighty-two thousand, three hundred sixty-one".