56522243 has 2 divisors, whose sum is σ = 56522244. Its totient is φ = 56522242.

The previous prime is 56522237. The next prime is 56522281. The reversal of 56522243 is 34222565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56522243 - 2¹⁴ = 56505859 is a prime.

It is not a weakly prime, because it can be changed into another prime (56522203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28261121 + 28261122.

It is an arithmetic number, because the mean of its divisors is an integer number (28261122).

Almost surely, 2^56522243 is an apocalyptic number.

56522243 is a deficient number, since it is larger than the sum of its proper divisors (1).

56522243 is an equidigital number, since it uses as much as digits as its factorization.

56522243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 29.

The square root of 56522243 is about 7518.1276259452. The cubic root of 56522243 is about 383.7718620104.

It can be divided in two parts, 56522 and 243, that added together give a palindrome (56765).

The spelling of 56522243 in words is "fifty-six million, five hundred twenty-two thousand, two hundred forty-three".