999282480 has 320 divisors, whose sum is σ = 3690240000. Its totient is φ = 223534080.

The previous prime is 999282467. The next prime is 999282481. The reversal of 999282480 is 84282999.

It is not an unprimeable number, because it can be changed into a prime (999282481) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5021421 + ... + 5021619.

It is an arithmetic number, because the mean of its divisors is an integer number (11532000).

Almost surely, 2^999282480 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 999282480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1845120000).

999282480 is an abundant number, since it is smaller than the sum of its proper divisors (2690957520).

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

999282480 is a wasteful number, since it uses less digits than its factorization.

999282480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 51.

The square root of 999282480 is about 31611.4295785559. The cubic root of 999282480 is about 999.7607694400.

The spelling of 999282480 in words is "nine hundred ninety-nine million, two hundred eighty-two thousand, four hundred eighty".