557567342 has 4 divisors (see below), whose sum is σ = 836351016. Its totient is φ = 278783670.

The previous prime is 557567341. The next prime is 557567399. The reversal of 557567342 is 243765755.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 557567293 and 557567302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557567341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139391834 + ... + 139391837.

It is an arithmetic number, because the mean of its divisors is an integer number (209087754).

Almost surely, 2^557567342 is an apocalyptic number.

557567342 is a deficient number, since it is larger than the sum of its proper divisors (278783674).

557567342 is a wasteful number, since it uses less digits than its factorization.

557567342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278783673.

The product of its digits is 882000, while the sum is 44.

The square root of 557567342 is about 23612.8639093186. The cubic root of 557567342 is about 823.0617944759.

The spelling of 557567342 in words is "five hundred fifty-seven million, five hundred sixty-seven thousand, three hundred forty-two".