89928967 has 2 divisors, whose sum is σ = 89928968. Its totient is φ = 89928966.

The previous prime is 89928887. The next prime is 89928973. The reversal of 89928967 is 76982998.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89928967 - 2¹¹ = 89926919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89928467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44964483 + 44964484.

It is an arithmetic number, because the mean of its divisors is an integer number (44964484).

Almost surely, 2^89928967 is an apocalyptic number.

89928967 is a deficient number, since it is larger than the sum of its proper divisors (1).

89928967 is an equidigital number, since it uses as much as digits as its factorization.

89928967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3919104, while the sum is 58.

The square root of 89928967 is about 9483.0884736989. The cubic root of 89928967 is about 448.0225445048.

The spelling of 89928967 in words is "eighty-nine million, nine hundred twenty-eight thousand, nine hundred sixty-seven".