896578965 has 12 divisors (see below), whose sum is σ = 1554070284. Its totient is φ = 478175424.

The previous prime is 896578961. The next prime is 896578967. The reversal of 896578965 is 569875698.

It can be written as a sum of positive squares in 2 ways, for example, as 464230116 + 432348849 = 21546^2 + 20793^2 .

It is not a de Polignac number, because 896578965 - 2² = 896578961 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (896578961) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9961944 + ... + 9962033.

It is an arithmetic number, because the mean of its divisors is an integer number (129505857).

Almost surely, 2^896578965 is an apocalyptic number.

It is an amenable number.

896578965 is a deficient number, since it is larger than the sum of its proper divisors (657491319).

896578965 is a wasteful number, since it uses less digits than its factorization.

896578965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19923988 (or 19923985 counting only the distinct ones).

The product of its digits is 32659200, while the sum is 63.

The square root of 896578965 is about 29942.9284639963. The cubic root of 896578965 is about 964.2645079875.

The spelling of 896578965 in words is "eight hundred ninety-six million, five hundred seventy-eight thousand, nine hundred sixty-five".