574371643 has 2 divisors, whose sum is σ = 574371644. Its totient is φ = 574371642.

The previous prime is 574371619. The next prime is 574371649. The reversal of 574371643 is 346173475.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-574371643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 574371596 and 574371605.

It is not a weakly prime, because it can be changed into another prime (574371649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287185821 + 287185822.

It is an arithmetic number, because the mean of its divisors is an integer number (287185822).

Almost surely, 2^574371643 is an apocalyptic number.

574371643 is a deficient number, since it is larger than the sum of its proper divisors (1).

574371643 is an equidigital number, since it uses as much as digits as its factorization.

574371643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 40.

The square root of 574371643 is about 23966.0518859490. The cubic root of 574371643 is about 831.2487338779.

The spelling of 574371643 in words is "five hundred seventy-four million, three hundred seventy-one thousand, six hundred forty-three".