557694007 has 8 divisors (see below), whose sum is σ = 616826336. Its totient is φ = 500880672.

The previous prime is 557693989. The next prime is 557694017. The reversal of 557694007 is 700496755.

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

It is a cyclic number.

It is not a de Polignac number, because 557694007 - 2¹⁹ = 557169719 is a prime.

It is a super-2 number, since 2×557694007² = 622045210887432098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557694017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 579243 + ... + 580204.

It is an arithmetic number, because the mean of its divisors is an integer number (77103292).

Almost surely, 2^557694007 is an apocalyptic number.

557694007 is a deficient number, since it is larger than the sum of its proper divisors (59132329).

557694007 is a wasteful number, since it uses less digits than its factorization.

557694007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1159497.

The product of its (nonzero) digits is 264600, while the sum is 43.

The square root of 557694007 is about 23615.5458755456. The cubic root of 557694007 is about 823.1241159337.

The spelling of 557694007 in words is "five hundred fifty-seven million, six hundred ninety-four thousand, seven".