894649733 has 2 divisors, whose sum is σ = 894649734. Its totient is φ = 894649732.

The previous prime is 894649711. The next prime is 894649757. The reversal of 894649733 is 337946498.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 889113124 + 5536609 = 29818^2 + 2353^2 .

It is a cyclic number.

It is not a de Polignac number, because 894649733 - 2⁸ = 894649477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (894649703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447324866 + 447324867.

It is an arithmetic number, because the mean of its divisors is an integer number (447324867).

Almost surely, 2^894649733 is an apocalyptic number.

It is an amenable number.

894649733 is a deficient number, since it is larger than the sum of its proper divisors (1).

894649733 is an equidigital number, since it uses as much as digits as its factorization.

894649733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3919104, while the sum is 53.

The square root of 894649733 is about 29910.6959631500. The cubic root of 894649733 is about 963.5723860734.

The spelling of 894649733 in words is "eight hundred ninety-four million, six hundred forty-nine thousand, seven hundred thirty-three".