896591864 has 32 divisors (see below), whose sum is σ = 1923916800. Its totient is φ = 383724000.

The previous prime is 896591851. The next prime is 896591867. The reversal of 896591864 is 468195698.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (896591867) 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, 31397 + ... + 52715.

It is an arithmetic number, because the mean of its divisors is an integer number (60122400).

Almost surely, 2^896591864 is an apocalyptic number.

It is an amenable number.

896591864 is an abundant number, since it is smaller than the sum of its proper divisors (1027324936).

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

896591864 is a wasteful number, since it uses less digits than its factorization.

896591864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22083 (or 22079 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 56.

The square root of 896591864 is about 29943.1438563154. The cubic root of 896591864 is about 964.2691322272.

The spelling of 896591864 in words is "eight hundred ninety-six million, five hundred ninety-one thousand, eight hundred sixty-four".