89892079 has 2 divisors, whose sum is σ = 89892080. Its totient is φ = 89892078.

The previous prime is 89892053. The next prime is 89892113. The reversal of 89892079 is 97029898.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89892079 - 2⁷ = 89891951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89893079) 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, 44946039 + 44946040.

It is an arithmetic number, because the mean of its divisors is an integer number (44946040).

Almost surely, 2^89892079 is an apocalyptic number.

89892079 is a deficient number, since it is larger than the sum of its proper divisors (1).

89892079 is an equidigital number, since it uses as much as digits as its factorization.

89892079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 52.

The square root of 89892079 is about 9481.1433382267. The cubic root of 89892079 is about 447.9612779431.

The spelling of 89892079 in words is "eighty-nine million, eight hundred ninety-two thousand, seventy-nine".