896194639 has 4 divisors (see below), whose sum is σ = 896699056. Its totient is φ = 895690224.

The previous prime is 896194631. The next prime is 896194643. The reversal of 896194639 is 936491698.

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

It is a cyclic number.

It is not a de Polignac number, because 896194639 - 2³ = 896194631 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 896194639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (896194631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249534 + ... + 253099.

It is an arithmetic number, because the mean of its divisors is an integer number (224174764).

Almost surely, 2^896194639 is an apocalyptic number.

896194639 is a deficient number, since it is larger than the sum of its proper divisors (504417).

896194639 is a wasteful number, since it uses less digits than its factorization.

896194639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504416.

The product of its digits is 2519424, while the sum is 55.

The square root of 896194639 is about 29936.5101339485. The cubic root of 896194639 is about 964.1267083064.

The spelling of 896194639 in words is "eight hundred ninety-six million, one hundred ninety-four thousand, six hundred thirty-nine".