574628643 has 6 divisors (see below), whose sum is σ = 830019164. Its totient is φ = 383085756.

The previous prime is 574628633. The next prime is 574628689. The reversal of 574628643 is 346826475.

It is not a de Polignac number, because 574628643 - 2²⁸ = 306193187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (574628603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31923805 + ... + 31923822.

Almost surely, 2^574628643 is an apocalyptic number.

574628643 is a deficient number, since it is larger than the sum of its proper divisors (255390521).

574628643 is a wasteful number, since it uses less digits than its factorization.

574628643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63847633 (or 63847630 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 574628643 is about 23971.4130371991. The cubic root of 574628643 is about 831.3726948895.

The spelling of 574628643 in words is "five hundred seventy-four million, six hundred twenty-eight thousand, six hundred forty-three".