571622452 has 6 divisors (see below), whose sum is σ = 1000339298. Its totient is φ = 285811224.

The previous prime is 571622449. The next prime is 571622453. The reversal of 571622452 is 254226175.

It can be written as a sum of positive squares in only one way, i.e., 551498256 + 20124196 = 23484^2 + 4486^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (571622453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71452803 + ... + 71452810.

Almost surely, 2^571622452 is an apocalyptic number.

It is an amenable number.

571622452 is a deficient number, since it is larger than the sum of its proper divisors (428716846).

571622452 is a wasteful number, since it uses less digits than its factorization.

571622452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142905617 (or 142905615 counting only the distinct ones).

The product of its digits is 33600, while the sum is 34.

The square root of 571622452 is about 23908.6271458652. The cubic root of 571622452 is about 829.9203736454.

The spelling of 571622452 in words is "five hundred seventy-one million, six hundred twenty-two thousand, four hundred fifty-two".