918572480 has 224 divisors, whose sum is σ = 2668584960. Its totient is φ = 294174720.

The previous prime is 918572467. The next prime is 918572483. The reversal of 918572480 is 84275819.

918572480 is nontrivially palindromic in base 15.

It is a tau number, because it is divible by the number of its divisors (224).

It is a zygodrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (918572483) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4809185 + ... + 4809375.

Almost surely, 2^918572480 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 918572480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1334292480).

918572480 is an abundant number, since it is smaller than the sum of its proper divisors (1750012480).

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

918572480 is a wasteful number, since it uses less digits than its factorization.

918572480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347 (or 337 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 44.

The square root of 918572480 is about 30307.9606704245. The cubic root of 918572480 is about 972.0855259579.

The spelling of 918572480 in words is "nine hundred eighteen million, five hundred seventy-two thousand, four hundred eighty".