896764789 has 4 divisors (see below), whose sum is σ = 897020320. Its totient is φ = 896509260.

The previous prime is 896764741. The next prime is 896764829. The reversal of 896764789 is 987467698.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-896764789 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 896764789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (896764189) 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, 122427 + ... + 129544.

It is an arithmetic number, because the mean of its divisors is an integer number (224255080).

Almost surely, 2^896764789 is an apocalyptic number.

It is an amenable number.

896764789 is a deficient number, since it is larger than the sum of its proper divisors (255531).

896764789 is a wasteful number, since it uses less digits than its factorization.

896764789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255530.

The product of its digits is 36578304, while the sum is 64.

The square root of 896764789 is about 29946.0312729417. The cubic root of 896764789 is about 964.3311208635.

The spelling of 896764789 in words is "eight hundred ninety-six million, seven hundred sixty-four thousand, seven hundred eighty-nine".