89776055 has 8 divisors (see below), whose sum is σ = 107982672. Its totient is φ = 71653248.

The previous prime is 89776051. The next prime is 89776087. The reversal of 89776055 is 55067798.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 89776055 - 2² = 89776051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89776051) 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 in 7 ways as a sum of consecutive naturals, for example, 18569 + ... + 22898.

It is an arithmetic number, because the mean of its divisors is an integer number (13497834).

Almost surely, 2^89776055 is an apocalyptic number.

89776055 is a deficient number, since it is larger than the sum of its proper divisors (18206617).

89776055 is a wasteful number, since it uses less digits than its factorization.

89776055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41905.

The product of its (nonzero) digits is 529200, while the sum is 47.

The square root of 89776055 is about 9475.0226912657. The cubic root of 89776055 is about 447.7684666036.

The spelling of 89776055 in words is "eighty-nine million, seven hundred seventy-six thousand, fifty-five".