556348806 has 24 divisors (see below), whose sum is σ = 1298147760. Its totient is φ = 171184176.

The previous prime is 556348801. The next prime is 556348813. The reversal of 556348806 is 608843655.

556348806 is a `hidden beast` number, since 5 + 5 + 634 + 8 + 8 + 0 + 6 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556348801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1188546 + ... + 1189013.

It is an arithmetic number, because the mean of its divisors is an integer number (54089490).

Almost surely, 2^556348806 is an apocalyptic number.

556348806 is an abundant number, since it is smaller than the sum of its proper divisors (741798954).

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

556348806 is a wasteful number, since it uses less digits than its factorization.

556348806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377580 (or 2377577 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The square root of 556348806 is about 23587.0474201414. The cubic root of 556348806 is about 822.4617701333.

The spelling of 556348806 in words is "five hundred fifty-six million, three hundred forty-eight thousand, eight hundred six".