994369691 has 8 divisors (see below), whose sum is σ = 1159615200. Its totient is φ = 852316584.

The previous prime is 994369669. The next prime is 994369703. The reversal of 994369691 is 196963499.

994369691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 994369691 - 2¹⁸ = 994107547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (994369591) 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, 1449176 + ... + 1449861.

It is an arithmetic number, because the mean of its divisors is an integer number (144951900).

Almost surely, 2^994369691 is an apocalyptic number.

994369691 is a deficient number, since it is larger than the sum of its proper divisors (165245509).

994369691 is an equidigital number, since it uses as much as digits as its factorization.

994369691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2899058 (or 2899044 counting only the distinct ones).

The product of its digits is 2834352, while the sum is 56.

The square root of 994369691 is about 31533.6279390748. The cubic root of 994369691 is about 998.1196970100.

The spelling of 994369691 in words is "nine hundred ninety-four million, three hundred sixty-nine thousand, six hundred ninety-one".