89993516 has 12 divisors (see below), whose sum is σ = 157557120. Its totient is φ = 44977200.

The previous prime is 89993513. The next prime is 89993531. The reversal of 89993516 is 61539998.

It is not an unprimeable number, because it can be changed into a prime (89993513) 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 in 3 ways as a sum of consecutive naturals, for example, 11765 + ... + 17843.

It is an arithmetic number, because the mean of its divisors is an integer number (13129760).

Almost surely, 2^89993516 is an apocalyptic number.

It is an amenable number.

89993516 is a deficient number, since it is larger than the sum of its proper divisors (67563604).

89993516 is a wasteful number, since it uses less digits than its factorization.

89993516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9784 (or 9782 counting only the distinct ones).

The product of its digits is 524880, while the sum is 50.

The square root of 89993516 is about 9486.4912375440. The cubic root of 89993516 is about 448.1297123867.

It can be divided in two parts, 89993 and 516, that added together give a palindrome (90509).

The spelling of 89993516 in words is "eighty-nine million, nine hundred ninety-three thousand, five hundred sixteen".