573257397 has 8 divisors (see below), whose sum is σ = 769212256. Its totient is φ = 379737072.

The previous prime is 573257389. The next prime is 573257407. The reversal of 573257397 is 793752375.

573257397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 573257397 - 2³ = 573257389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (573257327) 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, 608083 + ... + 609024.

It is an arithmetic number, because the mean of its divisors is an integer number (96151532).

Almost surely, 2^573257397 is an apocalyptic number.

It is an amenable number.

573257397 is a deficient number, since it is larger than the sum of its proper divisors (195954859).

573257397 is a wasteful number, since it uses less digits than its factorization.

573257397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217267.

The product of its digits is 1389150, while the sum is 48.

The square root of 573257397 is about 23942.7942604868. The cubic root of 573257397 is about 830.7108619453.

The spelling of 573257397 in words is "five hundred seventy-three million, two hundred fifty-seven thousand, three hundred ninety-seven".