894401018 has 12 divisors (see below), whose sum is σ = 1560638682. Its totient is φ = 383314680.

The previous prime is 894401009. The next prime is 894401021. The reversal of 894401018 is 810104498.

It can be written as a sum of positive squares in only one way, i.e., 450161089 + 444239929 = 21217^2 + 21077^2 .

It is a super-3 number, since 3×894401018³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4563173 + ... + 4563368.

Almost surely, 2^894401018 is an apocalyptic number.

894401018 is a deficient number, since it is larger than the sum of its proper divisors (666237664).

894401018 is a wasteful number, since it uses less digits than its factorization.

894401018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9126557 (or 9126550 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 894401018 is about 29906.5380477246. The cubic root of 894401018 is about 963.4830859042.

The spelling of 894401018 in words is "eight hundred ninety-four million, four hundred one thousand, eighteen".