556127430 has 32 divisors (see below), whose sum is σ = 1339075584. Its totient is φ = 147815136.

The previous prime is 556127389. The next prime is 556127437. The reversal of 556127430 is 34721655.

It is a junction number, because it is equal to n+sod(n) for n = 556127391 and 556127400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556127437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20982 + ... + 39401.

It is an arithmetic number, because the mean of its divisors is an integer number (41846112).

Almost surely, 2^556127430 is an apocalyptic number.

556127430 is an abundant number, since it is smaller than the sum of its proper divisors (782948154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

556127430 is a wasteful number, since it uses less digits than its factorization.

556127430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60700.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 556127430 is about 23582.3542081786. The cubic root of 556127430 is about 822.3526674447.

The spelling of 556127430 in words is "five hundred fifty-six million, one hundred twenty-seven thousand, four hundred thirty".