56422771 has 2 divisors, whose sum is σ = 56422772. Its totient is φ = 56422770.

The previous prime is 56422763. The next prime is 56422781. The reversal of 56422771 is 17722465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56422771 - 2³ = 56422763 is a prime.

It is not a weakly prime, because it can be changed into another prime (56422721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28211385 + 28211386.

It is an arithmetic number, because the mean of its divisors is an integer number (28211386).

Almost surely, 2^56422771 is an apocalyptic number.

56422771 is a deficient number, since it is larger than the sum of its proper divisors (1).

56422771 is an equidigital number, since it uses as much as digits as its factorization.

56422771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23520, while the sum is 34.

The square root of 56422771 is about 7511.5092358327. The cubic root of 56422771 is about 383.5465998323.

The spelling of 56422771 in words is "fifty-six million, four hundred twenty-two thousand, seven hundred seventy-one".