557272322 has 4 divisors (see below), whose sum is σ = 835908486. Its totient is φ = 278636160.

The previous prime is 557272319. The next prime is 557272327. The reversal of 557272322 is 223272755.

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

It can be written as a sum of positive squares in only one way, i.e., 310499641 + 246772681 = 17621^2 + 15709^2 .

It is not an unprimeable number, because it can be changed into a prime (557272327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139318079 + ... + 139318082.

Almost surely, 2^557272322 is an apocalyptic number.

557272322 is a deficient number, since it is larger than the sum of its proper divisors (278636164).

557272322 is a wasteful number, since it uses less digits than its factorization.

557272322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278636163.

The product of its digits is 58800, while the sum is 35.

The square root of 557272322 is about 23606.6160641461. The cubic root of 557272322 is about 822.9166027285.

The spelling of 557272322 in words is "five hundred fifty-seven million, two hundred seventy-two thousand, three hundred twenty-two".