574645531 has 2 divisors, whose sum is σ = 574645532. Its totient is φ = 574645530.

The previous prime is 574645457. The next prime is 574645537. The reversal of 574645531 is 135546475.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 574645531 - 2⁷ = 574645403 is a prime.

It is a super-2 number, since 2×574645531² = 660434972596543922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (574645537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287322765 + 287322766.

It is an arithmetic number, because the mean of its divisors is an integer number (287322766).

Almost surely, 2^574645531 is an apocalyptic number.

574645531 is a deficient number, since it is larger than the sum of its proper divisors (1).

574645531 is an equidigital number, since it uses as much as digits as its factorization.

574645531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252000, while the sum is 40.

The square root of 574645531 is about 23971.7652875211. The cubic root of 574645531 is about 831.3808393290.

The spelling of 574645531 in words is "five hundred seventy-four million, six hundred forty-five thousand, five hundred thirty-one".