994432164 has 24 divisors (see below), whose sum is σ = 2531282208. Its totient is φ = 301343040.

The previous prime is 994432139. The next prime is 994432169. The reversal of 994432164 is 461234499.

994432164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (994432169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3766657 + ... + 3766920.

It is an arithmetic number, because the mean of its divisors is an integer number (105470092).

Almost surely, 2^994432164 is an apocalyptic number.

It is an amenable number.

994432164 is an abundant number, since it is smaller than the sum of its proper divisors (1536850044).

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

994432164 is a wasteful number, since it uses less digits than its factorization.

994432164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7533595 (or 7533593 counting only the distinct ones).

The product of its digits is 186624, while the sum is 42.

The square root of 994432164 is about 31534.6185009427. The cubic root of 994432164 is about 998.1405994391.

The spelling of 994432164 in words is "nine hundred ninety-four million, four hundred thirty-two thousand, one hundred sixty-four".