896671771 has 4 divisors (see below), whose sum is σ = 897185032. Its totient is φ = 896158512.

The previous prime is 896671759. The next prime is 896671777. The reversal of 896671771 is 177176698.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-896671771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (896671777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254001 + ... + 257506.

It is an arithmetic number, because the mean of its divisors is an integer number (224296258).

Almost surely, 2^896671771 is an apocalyptic number.

896671771 is a deficient number, since it is larger than the sum of its proper divisors (513261).

896671771 is a wasteful number, since it uses less digits than its factorization.

896671771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513260.

The product of its digits is 889056, while the sum is 52.

The square root of 896671771 is about 29944.4781387153. The cubic root of 896671771 is about 964.2977775777.

The spelling of 896671771 in words is "eight hundred ninety-six million, six hundred seventy-one thousand, seven hundred seventy-one".