891799264 has 24 divisors (see below), whose sum is σ = 1756594728. Its totient is φ = 445680000.

The previous prime is 891799229. The next prime is 891799267. The reversal of 891799264 is 462997198.

891799264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (891799267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73639 + ... + 84889.

It is an arithmetic number, because the mean of its divisors is an integer number (73191447).

Almost surely, 2^891799264 is an apocalyptic number.

It is an amenable number.

891799264 is a deficient number, since it is larger than the sum of its proper divisors (864795464).

891799264 is a wasteful number, since it uses less digits than its factorization.

891799264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13738 (or 13730 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 55.

The square root of 891799264 is about 29863.0082878467. The cubic root of 891799264 is about 962.5479421557.

The spelling of 891799264 in words is "eight hundred ninety-one million, seven hundred ninety-nine thousand, two hundred sixty-four".