89963018 has 4 divisors (see below), whose sum is σ = 134944530. Its totient is φ = 44981508.

The previous prime is 89962991. The next prime is 89963063. The reversal of 89963018 is 81036998.

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., 88491649 + 1471369 = 9407^2 + 1213^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 89963018.

It is an unprimeable number.

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, 22490753 + ... + 22490756.

Almost surely, 2^89963018 is an apocalyptic number.

89963018 is a deficient number, since it is larger than the sum of its proper divisors (44981512).

89963018 is a wasteful number, since it uses less digits than its factorization.

89963018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44981511.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 89963018 is about 9484.8836576945. The cubic root of 89963018 is about 448.0790842795.

The spelling of 89963018 in words is "eighty-nine million, nine hundred sixty-three thousand, eighteen".