572290493 has 2 divisors, whose sum is σ = 572290494. Its totient is φ = 572290492.

The previous prime is 572290489. The next prime is 572290513. The reversal of 572290493 is 394092275.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 440454169 + 131836324 = 20987^2 + 11482^2 .

It is a cyclic number.

It is not a de Polignac number, because 572290493 - 2² = 572290489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 572290493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (572290993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286145246 + 286145247.

It is an arithmetic number, because the mean of its divisors is an integer number (286145247).

Almost surely, 2^572290493 is an apocalyptic number.

It is an amenable number.

572290493 is a deficient number, since it is larger than the sum of its proper divisors (1).

572290493 is an equidigital number, since it uses as much as digits as its factorization.

572290493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 572290493 is about 23922.5937765954. The cubic root of 572290493 is about 830.2435502429.

The spelling of 572290493 in words is "five hundred seventy-two million, two hundred ninety thousand, four hundred ninety-three".