556393046 has 32 divisors (see below), whose sum is σ = 968018688. Its totient is φ = 237334240.

The previous prime is 556393037. The next prime is 556393109. The reversal of 556393046 is 640393655.

It is a junction number, because it is equal to n+sod(n) for n = 556392994 and 556393012.

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 15 ways as a sum of consecutive naturals, for example, 16445 + ... + 37191.

It is an arithmetic number, because the mean of its divisors is an integer number (30250584).

Almost surely, 2^556393046 is an apocalyptic number.

556393046 is a deficient number, since it is larger than the sum of its proper divisors (411625642).

556393046 is a wasteful number, since it uses less digits than its factorization.

556393046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20836.

The product of its (nonzero) digits is 291600, while the sum is 41.

The square root of 556393046 is about 23587.9852043366. The cubic root of 556393046 is about 822.4835698532.

It can be divided in two parts, 55639 and 3046, that added together give a palindrome (58685).

The spelling of 556393046 in words is "five hundred fifty-six million, three hundred ninety-three thousand, forty-six".