557422694 has 4 divisors (see below), whose sum is σ = 836134044. Its totient is φ = 278711346.

The previous prime is 557422693. The next prime is 557422699. The reversal of 557422694 is 496224755.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557422693) 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 as a sum of consecutive naturals, namely, 139355672 + ... + 139355675.

It is an arithmetic number, because the mean of its divisors is an integer number (209033511).

Almost surely, 2^557422694 is an apocalyptic number.

557422694 is a deficient number, since it is larger than the sum of its proper divisors (278711350).

557422694 is a wasteful number, since it uses less digits than its factorization.

557422694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278711349.

The product of its digits is 604800, while the sum is 44.

The square root of 557422694 is about 23609.8008039035. The cubic root of 557422694 is about 822.9906135140.

The spelling of 557422694 in words is "five hundred fifty-seven million, four hundred twenty-two thousand, six hundred ninety-four".