556242104 has 32 divisors (see below), whose sum is σ = 1142346240. Its totient is φ = 251820000.

The previous prime is 556242073. The next prime is 556242131. The reversal of 556242104 is 401242655.

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, 9497 + ... + 34679.

It is an arithmetic number, because the mean of its divisors is an integer number (35698320).

Almost surely, 2^556242104 is an apocalyptic number.

It is an amenable number.

556242104 is an abundant number, since it is smaller than the sum of its proper divisors (586104136).

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

556242104 is a wasteful number, since it uses less digits than its factorization.

556242104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25451 (or 25447 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 556242104 is about 23584.7854346822. The cubic root of 556242104 is about 822.4091868583.

Adding to 556242104 its reverse (401242655), we get a palindrome (957484759).

The spelling of 556242104 in words is "five hundred fifty-six million, two hundred forty-two thousand, one hundred four".