56227779 has 12 divisors (see below), whose sum is σ = 81354832. Its totient is φ = 37422000.

The previous prime is 56227777. The next prime is 56227813. The reversal of 56227779 is 97772265.

It is not a de Polignac number, because 56227779 - 2¹ = 56227777 is a prime.

It is a super-3 number, since 3×56227779³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56227777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 729 + ... + 10629.

Almost surely, 2^56227779 is an apocalyptic number.

56227779 is a deficient number, since it is larger than the sum of its proper divisors (25127053).

56227779 is a wasteful number, since it uses less digits than its factorization.

56227779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10538 (or 10535 counting only the distinct ones).

The product of its digits is 370440, while the sum is 45.

The square root of 56227779 is about 7498.5184536680. The cubic root of 56227779 is about 383.1042557385.

The spelling of 56227779 in words is "fifty-six million, two hundred twenty-seven thousand, seven hundred seventy-nine".