556705542 has 16 divisors (see below), whose sum is σ = 1115150400. Its totient is φ = 185278632.

The previous prime is 556705537. The next prime is 556705577. The reversal of 556705542 is 245507655.

It is a self number, because there is not a number n which added to its sum of digits gives 556705542.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 68292 + ... + 76007.

It is an arithmetic number, because the mean of its divisors is an integer number (69696900).

Almost surely, 2^556705542 is an apocalyptic number.

556705542 is an abundant number, since it is smaller than the sum of its proper divisors (558444858).

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

556705542 is a wasteful number, since it uses less digits than its factorization.

556705542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144947.

The product of its (nonzero) digits is 210000, while the sum is 39.

The square root of 556705542 is about 23594.6083247847. The cubic root of 556705542 is about 822.6375226052.

The spelling of 556705542 in words is "five hundred fifty-six million, seven hundred five thousand, five hundred forty-two".