894913813 has 16 divisors (see below), whose sum is σ = 1031832000. Its totient is φ = 770418432.

The previous prime is 894913771. The next prime is 894913819. The reversal of 894913813 is 318319498.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 894913813 - 2²⁵ = 861359381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (894913819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38403 + ... + 57136.

It is an arithmetic number, because the mean of its divisors is an integer number (64489500).

Almost surely, 2^894913813 is an apocalyptic number.

It is an amenable number.

894913813 is a deficient number, since it is larger than the sum of its proper divisors (136918187).

894913813 is a wasteful number, since it uses less digits than its factorization.

894913813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95604.

The product of its digits is 186624, while the sum is 46.

The square root of 894913813 is about 29915.1101117813. The cubic root of 894913813 is about 963.6671848732.

The spelling of 894913813 in words is "eight hundred ninety-four million, nine hundred thirteen thousand, eight hundred thirteen".