8272385573 has 4 divisors (see below), whose sum is σ = 8288964000. Its totient is φ = 8255807148.

The previous prime is 8272385533. The next prime is 8272385621. The reversal of 8272385573 is 3755832728.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 8272385573 - 2¹² = 8272381477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8272385533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8288465 + ... + 8289462.

It is an arithmetic number, because the mean of its divisors is an integer number (2072241000).

Almost surely, 2^8272385573 is an apocalyptic number.

It is an amenable number.

8272385573 is a deficient number, since it is larger than the sum of its proper divisors (16578427).

8272385573 is a wasteful number, since it uses less digits than its factorization.

8272385573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16578426.

The product of its digits is 2822400, while the sum is 50.

The square root of 8272385573 is about 90952.6556676604. The cubic root of 8272385573 is about 2022.4459451298.

The spelling of 8272385573 in words is "eight billion, two hundred seventy-two million, three hundred eighty-five thousand, five hundred seventy-three".