999964782 has 24 divisors (see below), whose sum is σ = 2167266504. Its totient is φ = 333217584.

The previous prime is 999964759. The next prime is 999964783. The reversal of 999964782 is 287469999.

999964782 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 (999964783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69828 + ... + 82920.

It is an arithmetic number, because the mean of its divisors is an integer number (90302771).

Almost surely, 2^999964782 is an apocalyptic number.

999964782 is an abundant number, since it is smaller than the sum of its proper divisors (1167301722).

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

999964782 is a wasteful number, since it uses less digits than its factorization.

999964782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17344 (or 17341 counting only the distinct ones).

The product of its digits is 17635968, while the sum is 63.

The square root of 999964782 is about 31622.2197513078. The cubic root of 999964782 is about 999.9882605289.

The spelling of 999964782 in words is "nine hundred ninety-nine million, nine hundred sixty-four thousand, seven hundred eighty-two".