572701949 has 2 divisors, whose sum is σ = 572701950. Its totient is φ = 572701948.

The previous prime is 572701937. The next prime is 572701963. The reversal of 572701949 is 949107275.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309126724 + 263575225 = 17582^2 + 16235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-572701949 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (572721949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286350974 + 286350975.

It is an arithmetic number, because the mean of its divisors is an integer number (286350975).

Almost surely, 2^572701949 is an apocalyptic number.

It is an amenable number.

572701949 is a deficient number, since it is larger than the sum of its proper divisors (1).

572701949 is an equidigital number, since it uses as much as digits as its factorization.

572701949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 44.

The square root of 572701949 is about 23931.1919678064. The cubic root of 572701949 is about 830.4424741920.

The spelling of 572701949 in words is "five hundred seventy-two million, seven hundred one thousand, nine hundred forty-nine".