557222165 has 8 divisors (see below), whose sum is σ = 684217248. Its totient is φ = 435410640.

The previous prime is 557222161. The next prime is 557222191. The reversal of 557222165 is 561222755.

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

It is not a de Polignac number, because 557222165 - 2² = 557222161 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557222161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1295651 + ... + 1296080.

It is an arithmetic number, because the mean of its divisors is an integer number (85527156).

Almost surely, 2^557222165 is an apocalyptic number.

It is an amenable number.

557222165 is a deficient number, since it is larger than the sum of its proper divisors (126995083).

557222165 is a wasteful number, since it uses less digits than its factorization.

557222165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591779.

The product of its digits is 42000, while the sum is 35.

The square root of 557222165 is about 23605.5536897570. The cubic root of 557222165 is about 822.8919132635.

The spelling of 557222165 in words is "five hundred fifty-seven million, two hundred twenty-two thousand, one hundred sixty-five".