894398866 has 8 divisors (see below), whose sum is σ = 1420515900. Its totient is φ = 420893568.

The previous prime is 894398819. The next prime is 894398893. The reversal of 894398866 is 668893498.

It can be written as a sum of positive squares in 2 ways, for example, as 882981225 + 11417641 = 29715^2 + 3379^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13152891 + ... + 13152958.

Almost surely, 2^894398866 is an apocalyptic number.

894398866 is a deficient number, since it is larger than the sum of its proper divisors (526117034).

894398866 is a wasteful number, since it uses less digits than its factorization.

894398866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26305868.

The product of its digits is 17915904, while the sum is 61.

The square root of 894398866 is about 29906.5020689482. The cubic root of 894398866 is about 963.4823131646.

The spelling of 894398866 in words is "eight hundred ninety-four million, three hundred ninety-eight thousand, eight hundred sixty-six".