994165812 has 120 divisors (see below), whose sum is σ = 2669879520. Its totient is φ = 322470720.

The previous prime is 994165811. The next prime is 994165853. The reversal of 994165812 is 218561499.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994165811) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 2503998 + ... + 2504394.

It is an arithmetic number, because the mean of its divisors is an integer number (22248996).

Almost surely, 2^994165812 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 994165812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1334939760).

994165812 is an abundant number, since it is smaller than the sum of its proper divisors (1675713708).

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

994165812 is a wasteful number, since it uses less digits than its factorization.

994165812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603 (or 592 counting only the distinct ones).

The product of its digits is 155520, while the sum is 45.

The square root of 994165812 is about 31530.3950498563. The cubic root of 994165812 is about 998.0514763884.

The spelling of 994165812 in words is "nine hundred ninety-four million, one hundred sixty-five thousand, eight hundred twelve".