556582469 has 2 divisors, whose sum is σ = 556582470. Its totient is φ = 556582468.

The previous prime is 556582399. The next prime is 556582489. The reversal of 556582469 is 964285655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 553990369 + 2592100 = 23537^2 + 1610^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-556582469 is a prime.

It is a super-2 number, since 2×556582469² = 619568089596271922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556582489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278291234 + 278291235.

It is an arithmetic number, because the mean of its divisors is an integer number (278291235).

Almost surely, 2^556582469 is an apocalyptic number.

It is an amenable number.

556582469 is a deficient number, since it is larger than the sum of its proper divisors (1).

556582469 is an equidigital number, since it uses as much as digits as its factorization.

556582469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592000, while the sum is 50.

The square root of 556582469 is about 23592.0001059681. Note that the first 3 decimals coincide. The cubic root of 556582469 is about 822.5768969411.

The spelling of 556582469 in words is "five hundred fifty-six million, five hundred eighty-two thousand, four hundred sixty-nine".