894784013 has 2 divisors, whose sum is σ = 894784014. Its totient is φ = 894784012.

The previous prime is 894783997. The next prime is 894784027. The reversal of 894784013 is 310487498.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 744034729 + 150749284 = 27277^2 + 12278^2 .

It is a cyclic number.

It is not a de Polignac number, because 894784013 - 2⁴ = 894783997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (894780013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447392006 + 447392007.

It is an arithmetic number, because the mean of its divisors is an integer number (447392007).

Almost surely, 2^894784013 is an apocalyptic number.

It is an amenable number.

894784013 is a deficient number, since it is larger than the sum of its proper divisors (1).

894784013 is an equidigital number, since it uses as much as digits as its factorization.

894784013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 894784013 is about 29912.9405609011. The cubic root of 894784013 is about 963.6205919139.

The spelling of 894784013 in words is "eight hundred ninety-four million, seven hundred eighty-four thousand, thirteen".