571673253 has 4 divisors (see below), whose sum is σ = 762231008. Its totient is φ = 381115500.

The previous prime is 571673239. The next prime is 571673269. The reversal of 571673253 is 352376175.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 571673253 - 2⁴ = 571673237 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (571673203) 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 in 3 ways as a sum of consecutive naturals, for example, 95278873 + ... + 95278878.

It is an arithmetic number, because the mean of its divisors is an integer number (190557752).

Almost surely, 2^571673253 is an apocalyptic number.

It is an amenable number.

571673253 is a deficient number, since it is larger than the sum of its proper divisors (190557755).

571673253 is a wasteful number, since it uses less digits than its factorization.

571673253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190557754.

The product of its digits is 132300, while the sum is 39.

The square root of 571673253 is about 23909.6895211962. The cubic root of 571673253 is about 829.9449583667.

The spelling of 571673253 in words is "five hundred seventy-one million, six hundred seventy-three thousand, two hundred fifty-three".