557783330 has 16 divisors (see below), whose sum is σ = 1081241784. Its totient is φ = 205950720.

The previous prime is 557783297. The next prime is 557783333. The reversal of 557783330 is 33387755.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 513520921 + 44262409 = 22661^2 + 6653^2 .

It is a super-2 number, since 2×557783330² = 622244486451777800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (557783333) 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 in 7 ways as a sum of consecutive naturals, for example, 2145191 + ... + 2145450.

Almost surely, 2^557783330 is an apocalyptic number.

557783330 is a deficient number, since it is larger than the sum of its proper divisors (523458454).

557783330 is a wasteful number, since it uses less digits than its factorization.

557783330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4290661.

The product of its (nonzero) digits is 264600, while the sum is 41.

The square root of 557783330 is about 23617.4369904950. The cubic root of 557783330 is about 823.1680587826.

The spelling of 557783330 in words is "five hundred fifty-seven million, seven hundred eighty-three thousand, three hundred thirty".