918424928 has 48 divisors (see below), whose sum is σ = 1875908160. Its totient is φ = 442291200.

The previous prime is 918424921. The next prime is 918424931. The reversal of 918424928 is 829424819.

It is a happy number.

918424928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (918424921) 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, 99218 + ... + 108078.

It is an arithmetic number, because the mean of its divisors is an integer number (39081420).

Almost surely, 2^918424928 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 918424928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (937954080).

918424928 is an abundant number, since it is smaller than the sum of its proper divisors (957483232).

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

918424928 is a wasteful number, since it uses less digits than its factorization.

918424928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8991 (or 8983 counting only the distinct ones).

The product of its digits is 331776, while the sum is 47.

The square root of 918424928 is about 30305.5263607151. The cubic root of 918424928 is about 972.0334738708.

The spelling of 918424928 in words is "nine hundred eighteen million, four hundred twenty-four thousand, nine hundred twenty-eight".