573781057 has 8 divisors (see below), whose sum is σ = 604648800. Its totient is φ = 542980224.

The previous prime is 573781049. The next prime is 573781073. The reversal of 573781057 is 750187375.

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 573781057 - 2³ = 573781049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (573781357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1398 + ... + 33904.

It is an arithmetic number, because the mean of its divisors is an integer number (75581100).

Almost surely, 2^573781057 is an apocalyptic number.

It is an amenable number.

573781057 is a deficient number, since it is larger than the sum of its proper divisors (30867743).

573781057 is a wasteful number, since it uses less digits than its factorization.

573781057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33455.

The product of its (nonzero) digits is 205800, while the sum is 43.

The square root of 573781057 is about 23953.7274134945. The cubic root of 573781057 is about 830.9637312855.

The spelling of 573781057 in words is "five hundred seventy-three million, seven hundred eighty-one thousand, fifty-seven".