556330838 has 32 divisors (see below), whose sum is σ = 990999360. Its totient is φ = 229178880.

The previous prime is 556330807. The next prime is 556330847. The reversal of 556330838 is 838033655.

556330838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 556330795 and 556330804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91658 + ... + 97538.

It is an arithmetic number, because the mean of its divisors is an integer number (30968730).

Almost surely, 2^556330838 is an apocalyptic number.

556330838 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

556330838 is a deficient number, since it is larger than the sum of its proper divisors (434668522).

556330838 is a wasteful number, since it uses less digits than its factorization.

556330838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6152.

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 556330838 is about 23586.6665300546. Note that the first 3 decimals coincide. The cubic root of 556330838 is about 822.4529158846.

The spelling of 556330838 in words is "five hundred fifty-six million, three hundred thirty thousand, eight hundred thirty-eight".