8392992 has 24 divisors (see below), whose sum is σ = 22031856. Its totient is φ = 2797632.

The previous prime is 8392961. The next prime is 8392997. The reversal of 8392992 is 2992938.

It is a tau number, because it is divible by the number of its divisors (24).

It is a d-powerful number, because it can be written as 8 + 3⁷ + 9³ + 2 + 9³ + 9³ + 2²³ .

It is not an unprimeable number, because it can be changed into a prime (8392997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43618 + ... + 43809.

It is an arithmetic number, because the mean of its divisors is an integer number (917994).

Almost surely, 2^8392992 is an apocalyptic number.

It is an amenable number.

8392992 is an abundant number, since it is smaller than the sum of its proper divisors (13638864).

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

8392992 is a wasteful number, since it uses less digits than its factorization.

8392992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87440 (or 87432 counting only the distinct ones).

The product of its digits is 69984, while the sum is 42.

The square root of 8392992 is about 2897.0661021109. The cubic root of 8392992 is about 203.2227246373. Note that the first 3 decimals are identical.

The spelling of 8392992 in words is "eight million, three hundred ninety-two thousand, nine hundred ninety-two".