89650837 has 2 divisors, whose sum is σ = 89650838. Its totient is φ = 89650836.

The previous prime is 89650823. The next prime is 89650871. The reversal of 89650837 is 73805698.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89283601 + 367236 = 9449^2 + 606^2 .

It is a cyclic number.

It is not a de Polignac number, because 89650837 - 2⁷ = 89650709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89650807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44825418 + 44825419.

It is an arithmetic number, because the mean of its divisors is an integer number (44825419).

Almost surely, 2^89650837 is an apocalyptic number.

It is an amenable number.

89650837 is a deficient number, since it is larger than the sum of its proper divisors (1).

89650837 is an equidigital number, since it uses as much as digits as its factorization.

89650837 is an odious number, because the sum of its binary digits is odd.

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

The square root of 89650837 is about 9468.4125913481. The cubic root of 89650837 is about 447.5601899835.

The spelling of 89650837 in words is "eighty-nine million, six hundred fifty thousand, eight hundred thirty-seven".