8573812208 has 40 divisors (see below), whose sum is σ = 17947247136. Its totient is φ = 3944390400.

The previous prime is 8573812207. The next prime is 8573812217. The reversal of 8573812208 is 8022183758.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8573812201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1583 + ... + 130958.

Almost surely, 2^8573812208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8573812208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8973623568).

8573812208 is an abundant number, since it is smaller than the sum of its proper divisors (9373434928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8573812208 is a wasteful number, since it uses less digits than its factorization.

8573812208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132873 (or 132867 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 44.

The square root of 8573812208 is about 92594.8821911881. The cubic root of 8573812208 is about 2046.7179055857.

The spelling of 8573812208 in words is "eight billion, five hundred seventy-three million, eight hundred twelve thousand, two hundred eight".