558022561 has 2 divisors, whose sum is σ = 558022562. Its totient is φ = 558022560.

The previous prime is 558022511. The next prime is 558022579. The reversal of 558022561 is 165220855.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 540841536 + 17181025 = 23256^2 + 4145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-558022561 is a prime.

It is a super-2 number, since 2×558022561² = 622778357169997442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (558022511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279011280 + 279011281.

It is an arithmetic number, because the mean of its divisors is an integer number (279011281).

Almost surely, 2^558022561 is an apocalyptic number.

It is an amenable number.

558022561 is a deficient number, since it is larger than the sum of its proper divisors (1).

558022561 is an equidigital number, since it uses as much as digits as its factorization.

558022561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24000, while the sum is 34.

The square root of 558022561 is about 23622.5011588528. The cubic root of 558022561 is about 823.2857264385.

The spelling of 558022561 in words is "five hundred fifty-eight million, twenty-two thousand, five hundred sixty-one".