557326461 has 8 divisors (see below), whose sum is σ = 743219424. Its totient is φ = 371492240.

The previous prime is 557326459. The next prime is 557326481. The reversal of 557326461 is 164623755.

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 557326461 - 2¹ = 557326459 is a prime.

It is a super-2 number, since 2×557326461² = 621225568261569042, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557326421) 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, 17590 + ... + 37736.

It is an arithmetic number, because the mean of its divisors is an integer number (92902428).

Almost surely, 2^557326461 is an apocalyptic number.

It is an amenable number.

557326461 is a deficient number, since it is larger than the sum of its proper divisors (185892963).

557326461 is a wasteful number, since it uses less digits than its factorization.

557326461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29371.

The product of its digits is 151200, while the sum is 39.

The square root of 557326461 is about 23607.7627275437. The cubic root of 557326461 is about 822.9432506452.

The spelling of 557326461 in words is "five hundred fifty-seven million, three hundred twenty-six thousand, four hundred sixty-one".