557073401 has 4 divisors (see below), whose sum is σ = 559571712. Its totient is φ = 554575092.

The previous prime is 557073397. The next prime is 557073421. The reversal of 557073401 is 104370755.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 557073401 - 2² = 557073397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (557073421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1248821 + ... + 1249266.

It is an arithmetic number, because the mean of its divisors is an integer number (139892928).

Almost surely, 2^557073401 is an apocalyptic number.

It is an amenable number.

557073401 is a deficient number, since it is larger than the sum of its proper divisors (2498311).

557073401 is a wasteful number, since it uses less digits than its factorization.

557073401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2498310.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 557073401 is about 23602.4024412770. The cubic root of 557073401 is about 822.8186764136.

The spelling of 557073401 in words is "five hundred fifty-seven million, seventy-three thousand, four hundred one".