8642764092 has 48 divisors (see below), whose sum is σ = 20895436800. Its totient is φ = 2777100480.

The previous prime is 8642764033. The next prime is 8642764111. The reversal of 8642764092 is 2904672468.

It is a super-2 number, since 2×8642764092² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199909 + ... + 239267.

It is an arithmetic number, because the mean of its divisors is an integer number (435321600).

Almost surely, 2^8642764092 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 8642764092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10447718400).

8642764092 is an abundant number, since it is smaller than the sum of its proper divisors (12252672708).

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

8642764092 is a wasteful number, since it uses less digits than its factorization.

8642764092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40026 (or 40024 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The square root of 8642764092 is about 92966.4675676128. The cubic root of 8642764092 is about 2052.1899335532.

The spelling of 8642764092 in words is "eight billion, six hundred forty-two million, seven hundred sixty-four thousand, ninety-two".