556703642 has 32 divisors (see below), whose sum is σ = 942451200. Its totient is φ = 244339200.

The previous prime is 556703639. The next prime is 556703663. The reversal of 556703642 is 246307655.

It is a junction number, because it is equal to n+sod(n) for n = 556703596 and 556703605.

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, 551234 + ... + 552242.

It is an arithmetic number, because the mean of its divisors is an integer number (29451600).

Almost surely, 2^556703642 is an apocalyptic number.

556703642 is a deficient number, since it is larger than the sum of its proper divisors (385747558).

556703642 is a wasteful number, since it uses less digits than its factorization.

556703642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1862.

The product of its (nonzero) digits is 151200, while the sum is 38.

The square root of 556703642 is about 23594.5680613145. The cubic root of 556703642 is about 822.6365867346.

The spelling of 556703642 in words is "five hundred fifty-six million, seven hundred three thousand, six hundred forty-two".