89195849 has 2 divisors, whose sum is σ = 89195850. Its totient is φ = 89195848.

The previous prime is 89195839. The next prime is 89195891. The reversal of 89195849 is 94859198.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89170249 + 25600 = 9443^2 + 160^2 .

It is a cyclic number.

It is not a de Polignac number, because 89195849 - 2²⁰ = 88147273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89195849.

It is not a weakly prime, because it can be changed into another prime (89195839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44597924 + 44597925.

It is an arithmetic number, because the mean of its divisors is an integer number (44597925).

Almost surely, 2^89195849 is an apocalyptic number.

It is an amenable number.

89195849 is a deficient number, since it is larger than the sum of its proper divisors (1).

89195849 is an equidigital number, since it uses as much as digits as its factorization.

89195849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 53.

The square root of 89195849 is about 9444.3554041554. The cubic root of 89195849 is about 446.8017662051.

The spelling of 89195849 in words is "eighty-nine million, one hundred ninety-five thousand, eight hundred forty-nine".