574664 has 16 divisors (see below), whose sum is σ = 1115100. Its totient is φ = 277312.

The previous prime is 574657. The next prime is 574667. The reversal of 574664 is 466475.

574664 is nontrivially palindromic in base 16.

It can be written as a sum of positive squares in 2 ways, for example, as 574564 + 100 = 758^2 + 10^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 574664.

It is not an unprimeable number, because it can be changed into a prime (574667) by changing a digit.

574664 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 1007 + ... + 1470.

2⁵⁷⁴⁶⁶⁴ is an apocalyptic number.

It is an amenable number.

574664 is a deficient number, since it is larger than the sum of its proper divisors (540436).

574664 is a wasteful number, since it uses less digits than its factorization.

574664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512 (or 2508 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 574664 is about 758.0659601908. The cubic root of 574664 is about 83.1389746042.

The spelling of 574664 in words is "five hundred seventy-four thousand, six hundred sixty-four".