89650079 has 2 divisors, whose sum is σ = 89650080. Its totient is φ = 89650078.

The previous prime is 89650063. The next prime is 89650091. The reversal of 89650079 is 97005698.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89650079 - 2⁴ = 89650063 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89650279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44825039 + 44825040.

It is an arithmetic number, because the mean of its divisors is an integer number (44825040).

Almost surely, 2^89650079 is an apocalyptic number.

89650079 is a deficient number, since it is larger than the sum of its proper divisors (1).

89650079 is an equidigital number, since it uses as much as digits as its factorization.

89650079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 89650079 is about 9468.3725634345. The cubic root of 89650079 is about 447.5589286025.

The spelling of 89650079 in words is "eighty-nine million, six hundred fifty thousand, seventy-nine".