89063857 has 2 divisors, whose sum is σ = 89063858. Its totient is φ = 89063856.

The previous prime is 89063851. The next prime is 89063893. The reversal of 89063857 is 75836098.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82283041 + 6780816 = 9071^2 + 2604^2 .

It is a cyclic number.

It is not a de Polignac number, because 89063857 - 2¹¹ = 89061809 is a prime.

It is not a weakly prime, because it can be changed into another prime (89063851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44531928 + 44531929.

It is an arithmetic number, because the mean of its divisors is an integer number (44531929).

Almost surely, 2^89063857 is an apocalyptic number.

It is an amenable number.

89063857 is a deficient number, since it is larger than the sum of its proper divisors (1).

89063857 is an equidigital number, since it uses as much as digits as its factorization.

89063857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 89063857 is about 9437.3649394309. The cubic root of 89063857 is about 446.5812650145.

The spelling of 89063857 in words is "eighty-nine million, sixty-three thousand, eight hundred fifty-seven".