557606942 has 8 divisors (see below), whose sum is σ = 837139296. Its totient is φ = 278560512.

The previous prime is 557606939. The next prime is 557606947. The reversal of 557606942 is 249606755.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 557606893 and 557606902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557606947) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 118598 + ... + 123209.

It is an arithmetic number, because the mean of its divisors is an integer number (104642412).

Almost surely, 2^557606942 is an apocalyptic number.

557606942 is a deficient number, since it is larger than the sum of its proper divisors (279532354).

557606942 is a wasteful number, since it uses less digits than its factorization.

557606942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242962.

The product of its (nonzero) digits is 453600, while the sum is 44.

The square root of 557606942 is about 23613.7024204168. The cubic root of 557606942 is about 823.0812794021.

The spelling of 557606942 in words is "five hundred fifty-seven million, six hundred six thousand, nine hundred forty-two".