89941766 has 4 divisors (see below), whose sum is σ = 134912652. Its totient is φ = 44970882.

The previous prime is 89941759. The next prime is 89941769. The reversal of 89941766 is 66714998.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89941769) 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, 22485440 + ... + 22485443.

It is an arithmetic number, because the mean of its divisors is an integer number (33728163).

Almost surely, 2^89941766 is an apocalyptic number.

89941766 is a deficient number, since it is larger than the sum of its proper divisors (44970886).

89941766 is a wasteful number, since it uses less digits than its factorization.

89941766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44970885.

The product of its digits is 653184, while the sum is 50.

The square root of 89941766 is about 9483.7632825793. The cubic root of 89941766 is about 448.0437981999.

The spelling of 89941766 in words is "eighty-nine million, nine hundred forty-one thousand, seven hundred sixty-six".