89228866 has 4 divisors (see below), whose sum is σ = 133843302. Its totient is φ = 44614432.

The previous prime is 89228863. The next prime is 89228879. The reversal of 89228866 is 66882298.

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

It can be written as a sum of positive squares in only one way, i.e., 60295225 + 28933641 = 7765^2 + 5379^2 .

It is not an unprimeable number, because it can be changed into a prime (89228861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22307215 + ... + 22307218.

Almost surely, 2^89228866 is an apocalyptic number.

89228866 is a deficient number, since it is larger than the sum of its proper divisors (44614436).

89228866 is a wasteful number, since it uses less digits than its factorization.

89228866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44614435.

The product of its digits is 663552, while the sum is 49.

The square root of 89228866 is about 9446.1032177295. The cubic root of 89228866 is about 446.8568892264.

The spelling of 89228866 in words is "eighty-nine million, two hundred twenty-eight thousand, eight hundred sixty-six".