999163296 has 96 divisors (see below), whose sum is σ = 2949549120. Its totient is φ = 329018112.

The previous prime is 999163273. The next prime is 999163301. The reversal of 999163296 is 692361999.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (54).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64746 + ... + 78678.

It is an arithmetic number, because the mean of its divisors is an integer number (30724470).

Almost surely, 2^999163296 is an apocalyptic number.

999163296 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 999163296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1474774560).

999163296 is an abundant number, since it is smaller than the sum of its proper divisors (1950385824).

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

999163296 is a wasteful number, since it uses less digits than its factorization.

999163296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14035 (or 14021 counting only the distinct ones).

The product of its digits is 1417176, while the sum is 54.

The square root of 999163296 is about 31609.5443814048. The cubic root of 999163296 is about 999.7210208445.

The spelling of 999163296 in words is "nine hundred ninety-nine million, one hundred sixty-three thousand, two hundred ninety-six".