574993 has 4 divisors (see below), whose sum is σ = 580788. Its totient is φ = 569200.

The previous prime is 574969. The next prime is 575009. The reversal of 574993 is 399475.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 332929 + 242064 = 577^2 + 492^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-574993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (574913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2746 + ... + 2947.

It is an arithmetic number, because the mean of its divisors is an integer number (145197).

2⁵⁷⁴⁹⁹³ is an apocalyptic number.

It is an amenable number.

574993 is a deficient number, since it is larger than the sum of its proper divisors (5795).

574993 is a wasteful number, since it uses less digits than its factorization.

574993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5794.

The product of its digits is 34020, while the sum is 37.

The square root of 574993 is about 758.2829287278. The cubic root of 574993 is about 83.1548374994.

It can be divided in two parts, 57 and 4993, that added together give a triangular number (5050 = T₁₀₀).

The spelling of 574993 in words is "five hundred seventy-four thousand, nine hundred ninety-three".