89894743 has 2 divisors, whose sum is σ = 89894744. Its totient is φ = 89894742.

The previous prime is 89894737. The next prime is 89894797. The reversal of 89894743 is 34749898.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89894743 - 2¹³ = 89886551 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89894443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44947371 + 44947372.

It is an arithmetic number, because the mean of its divisors is an integer number (44947372).

Almost surely, 2^89894743 is an apocalyptic number.

89894743 is a deficient number, since it is larger than the sum of its proper divisors (1).

89894743 is an equidigital number, since it uses as much as digits as its factorization.

89894743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 52.

The square root of 89894743 is about 9481.2838265712. The cubic root of 89894743 is about 447.9657030903.

The spelling of 89894743 in words is "eighty-nine million, eight hundred ninety-four thousand, seven hundred forty-three".