8918322 has 48 divisors (see below), whose sum is σ = 21076032. Its totient is φ = 2463840.

The previous prime is 8918311. The next prime is 8918333. The reversal of 8918322 is 2238198.

It is an interprime number because it is at equal distance from previous prime (8918311) and next prime (8918333).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146172 + ... + 146232.

It is an arithmetic number, because the mean of its divisors is an integer number (439084).

Almost surely, 2^8918322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8918322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10538016).

8918322 is an abundant number, since it is smaller than the sum of its proper divisors (12157710).

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

8918322 is a wasteful number, since it uses less digits than its factorization.

8918322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 132 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 8918322 is about 2986.3559734231. The cubic root of 8918322 is about 207.3772206343.

The spelling of 8918322 in words is "eight million, nine hundred eighteen thousand, three hundred twenty-two".