557223774 has 16 divisors (see below), whose sum is σ = 1144568208. Its totient is φ = 180721152.

The previous prime is 557223769. The next prime is 557223809. The reversal of 557223774 is 477322755.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1254787 + ... + 1255230.

It is an arithmetic number, because the mean of its divisors is an integer number (71535513).

Almost surely, 2^557223774 is an apocalyptic number.

557223774 is an abundant number, since it is smaller than the sum of its proper divisors (587344434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

557223774 is a wasteful number, since it uses less digits than its factorization.

557223774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2510059.

The product of its digits is 411600, while the sum is 42.

The square root of 557223774 is about 23605.5877706953. The cubic root of 557223774 is about 822.8927053065.

The spelling of 557223774 in words is "five hundred fifty-seven million, two hundred twenty-three thousand, seven hundred seventy-four".