56231242 has 8 divisors (see below), whose sum is σ = 84574116. Its totient is φ = 28039872.

The previous prime is 56231221. The next prime is 56231281. The reversal of 56231242 is 24213265.

It can be written as a sum of positive squares in 2 ways, for example, as 52693081 + 3538161 = 7259^2 + 1881^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36943 + ... + 38434.

Almost surely, 2^56231242 is an apocalyptic number.

56231242 is a deficient number, since it is larger than the sum of its proper divisors (28342874).

56231242 is a wasteful number, since it uses less digits than its factorization.

56231242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75752.

The product of its digits is 2880, while the sum is 25.

The square root of 56231242 is about 7498.7493623937. The cubic root of 56231242 is about 383.1121205509.

The spelling of 56231242 in words is "fifty-six million, two hundred thirty-one thousand, two hundred forty-two".