556024069 has 2 divisors, whose sum is σ = 556024070. Its totient is φ = 556024068.

The previous prime is 556024043. The next prime is 556024081. The reversal of 556024069 is 960420655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 535367044 + 20657025 = 23138^2 + 4545^2 .

It is a cyclic number.

It is not a de Polignac number, because 556024069 - 2¹¹ = 556022021 is a prime.

It is a super-2 number, since 2×556024069² = 618325530614633522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556024019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278012034 + 278012035.

It is an arithmetic number, because the mean of its divisors is an integer number (278012035).

Almost surely, 2^556024069 is an apocalyptic number.

It is an amenable number.

556024069 is a deficient number, since it is larger than the sum of its proper divisors (1).

556024069 is an equidigital number, since it uses as much as digits as its factorization.

556024069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 556024069 is about 23580.1626160635. The cubic root of 556024069 is about 822.3017172152.

The spelling of 556024069 in words is "five hundred fifty-six million, twenty-four thousand, sixty-nine".