8573971 has 10 divisors (see below), whose sum is σ = 10005172. Its totient is φ = 7347060.

The previous prime is 8573953. The next prime is 8573987. The reversal of 8573971 is 1793758.

It is not a de Polignac number, because 8573971 - 2⁷ = 8573843 is a prime.

It is a Duffinian number.

8573971 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8573951) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 616 + ... + 4186.

Almost surely, 2^8573971 is an apocalyptic number.

8573971 is a deficient number, since it is larger than the sum of its proper divisors (1431201).

8573971 is an frugal number, since it uses more digits than its factorization.

8573971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3599 (or 3578 counting only the distinct ones).

The product of its digits is 52920, while the sum is 40.

The square root of 8573971 is about 2928.1343889924. The cubic root of 8573971 is about 204.6730540977.

The spelling of 8573971 in words is "eight million, five hundred seventy-three thousand, nine hundred seventy-one".