89986668 has 24 divisors (see below), whose sum is σ = 210155568. Its totient is φ = 29968896.

The previous prime is 89986643. The next prime is 89986693. The reversal of 89986668 is 86668998.

It is an interprime number because it is at equal distance from previous prime (89986643) and next prime (89986693).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14580 + ... + 19812.

It is an arithmetic number, because the mean of its divisors is an integer number (8756482).

Almost surely, 2^89986668 is an apocalyptic number.

It is an amenable number.

89986668 is an abundant number, since it is smaller than the sum of its proper divisors (120168900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89986668 is a wasteful number, since it uses less digits than its factorization.

89986668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6673 (or 6671 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 60.

The square root of 89986668 is about 9486.1302963853. The cubic root of 89986668 is about 448.1183453822.

The spelling of 89986668 in words is "eighty-nine million, nine hundred eighty-six thousand, six hundred sixty-eight".