894640911 has 16 divisors (see below), whose sum is σ = 1220358144. Its totient is φ = 582719904.

The previous prime is 894640907. The next prime is 894640921. The reversal of 894640911 is 119046498.

894640911 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 894640911 - 2² = 894640907 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (894640921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80361 + ... + 90813.

It is an arithmetic number, because the mean of its divisors is an integer number (76272384).

Almost surely, 2^894640911 is an apocalyptic number.

894640911 is a deficient number, since it is larger than the sum of its proper divisors (325717233).

894640911 is a wasteful number, since it uses less digits than its factorization.

894640911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11110.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 894640911 is about 29910.5484904573. The cubic root of 894640911 is about 963.5692188512.

The spelling of 894640911 in words is "eight hundred ninety-four million, six hundred forty thousand, nine hundred eleven".