894394933 has 2 divisors, whose sum is σ = 894394934. Its totient is φ = 894394932.

The previous prime is 894394927. The next prime is 894394987. The reversal of 894394933 is 339493498.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 765186244 + 129208689 = 27662^2 + 11367^2 .

It is a cyclic number.

It is not a de Polignac number, because 894394933 - 2⁵ = 894394901 is a prime.

It is a super-4 number, since 4×894394933⁴ (a number of 37 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (894394903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447197466 + 447197467.

It is an arithmetic number, because the mean of its divisors is an integer number (447197467).

Almost surely, 2^894394933 is an apocalyptic number.

It is an amenable number.

894394933 is a deficient number, since it is larger than the sum of its proper divisors (1).

894394933 is an equidigital number, since it uses as much as digits as its factorization.

894394933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2519424, while the sum is 52.

The square root of 894394933 is about 29906.4363139442. The cubic root of 894394933 is about 963.4809009007.

The spelling of 894394933 in words is "eight hundred ninety-four million, three hundred ninety-four thousand, nine hundred thirty-three".