8918772 has 24 divisors (see below), whose sum is σ = 21122976. Its totient is φ = 2928288.

The previous prime is 8918753. The next prime is 8918773. The reversal of 8918772 is 2778198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8918773) 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, 4743 + ... + 6350.

It is an arithmetic number, because the mean of its divisors is an integer number (880124).

Almost surely, 2^8918772 is an apocalyptic number.

It is an amenable number.

8918772 is an abundant number, since it is smaller than the sum of its proper divisors (12204204).

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

8918772 is a wasteful number, since it uses less digits than its factorization.

8918772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11167 (or 11165 counting only the distinct ones).

The product of its digits is 56448, while the sum is 42.

The square root of 8918772 is about 2986.4313151318. The cubic root of 8918772 is about 207.3807085169.

The spelling of 8918772 in words is "eight million, nine hundred eighteen thousand, seven hundred seventy-two".