556359028 has 6 divisors (see below), whose sum is σ = 973628306. Its totient is φ = 278179512.

The previous prime is 556358963. The next prime is 556359059. The reversal of 556359028 is 820953655.

It can be written as a sum of positive squares in only one way, i.e., 299013264 + 257345764 = 17292^2 + 16042^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69544875 + ... + 69544882.

Almost surely, 2^556359028 is an apocalyptic number.

It is an amenable number.

556359028 is a deficient number, since it is larger than the sum of its proper divisors (417269278).

556359028 is a wasteful number, since it uses less digits than its factorization.

556359028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139089761 (or 139089759 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 43.

The square root of 556359028 is about 23587.2641058687. The cubic root of 556359028 is about 822.4668072327.

The spelling of 556359028 in words is "five hundred fifty-six million, three hundred fifty-nine thousand, twenty-eight".