89755693 has 2 divisors, whose sum is σ = 89755694. Its totient is φ = 89755692.

The previous prime is 89755681. The next prime is 89755703. The reversal of 89755693 is 39655798.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88868329 + 887364 = 9427^2 + 942^2 .

It is a cyclic number.

It is not a de Polignac number, because 89755693 - 2⁵ = 89755661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89755693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89755793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44877846 + 44877847.

It is an arithmetic number, because the mean of its divisors is an integer number (44877847).

Almost surely, 2^89755693 is an apocalyptic number.

It is an amenable number.

89755693 is a deficient number, since it is larger than the sum of its proper divisors (1).

89755693 is an equidigital number, since it uses as much as digits as its factorization.

89755693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2041200, while the sum is 52.

The square root of 89755693 is about 9473.9481210317. The cubic root of 89755693 is about 447.7346114333.

The spelling of 89755693 in words is "eighty-nine million, seven hundred fifty-five thousand, six hundred ninety-three".