918473472 has 288 divisors, whose sum is σ = 3186677760. Its totient is φ = 255467520.

The previous prime is 918473441. The next prime is 918473489. The reversal of 918473472 is 274374819.

918473472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (288).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1983513 + ... + 1983975.

Almost surely, 2^918473472 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 918473472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1593338880).

918473472 is an abundant number, since it is smaller than the sum of its proper divisors (2268204288).

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

918473472 is a wasteful number, since it uses less digits than its factorization.

918473472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536 (or 516 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 918473472 is about 30306.3272601614. The cubic root of 918473472 is about 972.0505994083.

The spelling of 918473472 in words is "nine hundred eighteen million, four hundred seventy-three thousand, four hundred seventy-two".