573139 has 8 divisors (see below), whose sum is σ = 671328. Its totient is φ = 479040.

The previous prime is 573119. The next prime is 573143. The reversal of 573139 is 931375.

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 573139 - 2⁵ = 573107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (573109) 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, 712 + ... + 1285.

It is an arithmetic number, because the mean of its divisors is an integer number (83916).

2⁵⁷³¹³⁹ is an apocalyptic number.

573139 is a deficient number, since it is larger than the sum of its proper divisors (98189).

573139 is a wasteful number, since it uses less digits than its factorization.

573139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2045.

The product of its digits is 2835, while the sum is 28.

The square root of 573139 is about 757.0594428445. The cubic root of 573139 is about 83.0653668064.

The spelling of 573139 in words is "five hundred seventy-three thousand, one hundred thirty-nine".