89335949 has 2 divisors, whose sum is σ = 89335950. Its totient is φ = 89335948.

The previous prime is 89335931. The next prime is 89335951. The reversal of 89335949 is 94953398.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52345225 + 36990724 = 7235^2 + 6082^2 .

It is a cyclic number.

It is not a de Polignac number, because 89335949 - 2⁸ = 89335693 is a prime.

Together with 89335951, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 89335897 and 89335906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89335999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44667974 + 44667975.

It is an arithmetic number, because the mean of its divisors is an integer number (44667975).

Almost surely, 2^89335949 is an apocalyptic number.

It is an amenable number.

89335949 is a deficient number, since it is larger than the sum of its proper divisors (1).

89335949 is an equidigital number, since it uses as much as digits as its factorization.

89335949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1049760, while the sum is 50.

The square root of 89335949 is about 9451.7696226686. The cubic root of 89335949 is about 447.0355744784.

The spelling of 89335949 in words is "eighty-nine million, three hundred thirty-five thousand, nine hundred forty-nine".