89460779 has 2 divisors, whose sum is σ = 89460780. Its totient is φ = 89460778.

The previous prime is 89460773. The next prime is 89460793. The reversal of 89460779 is 97706498.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89460779 - 2²⁴ = 72683563 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (89460773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44730389 + 44730390.

It is an arithmetic number, because the mean of its divisors is an integer number (44730390).

Almost surely, 2^89460779 is an apocalyptic number.

89460779 is a deficient number, since it is larger than the sum of its proper divisors (1).

89460779 is an equidigital number, since it uses as much as digits as its factorization.

89460779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 50.

The square root of 89460779 is about 9458.3708428037. The cubic root of 89460779 is about 447.2436933077.

The spelling of 89460779 in words is "eighty-nine million, four hundred sixty thousand, seven hundred seventy-nine".