8697202722 has 72 divisors (see below), whose sum is σ = 20430461844. Its totient is φ = 2672721792.

The previous prime is 8697202649. The next prime is 8697202751. The reversal of 8697202722 is 2272027968.

It can be written as a sum of positive squares in 6 ways, for example, as 40947201 + 8656255521 = 6399^2 + 93039^2 .

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 3688768 + ... + 3691124.

Almost surely, 2^8697202722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8697202722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10215230922).

8697202722 is an abundant number, since it is smaller than the sum of its proper divisors (11733259122).

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

8697202722 is a wasteful number, since it uses less digits than its factorization.

8697202722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604 (or 3588 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 8697202722 is about 93258.7943413381. The cubic root of 8697202722 is about 2056.4896638431.

The spelling of 8697202722 in words is "eight billion, six hundred ninety-seven million, two hundred two thousand, seven hundred twenty-two".