8473608021 has 16 divisors (see below), whose sum is σ = 11694884864. Its totient is φ = 5453106624.

The previous prime is 8473608001. The next prime is 8473608023. The reversal of 8473608021 is 1208063748.

It is not a de Polignac number, because 8473608021 - 2⁷ = 8473607893 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 (8473608023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286450 + ... + 314643.

It is an arithmetic number, because the mean of its divisors is an integer number (730930304).

Almost surely, 2^8473608021 is an apocalyptic number.

It is an amenable number.

8473608021 is a deficient number, since it is larger than the sum of its proper divisors (3221276843).

8473608021 is a wasteful number, since it uses less digits than its factorization.

8473608021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601260.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 8473608021 is about 92052.2026949926. The cubic root of 8473608021 is about 2038.7131462624.

The spelling of 8473608021 in words is "eight billion, four hundred seventy-three million, six hundred eight thousand, twenty-one".