90963866 has 16 divisors (see below), whose sum is σ = 156062400. Its totient is φ = 38953440.

The previous prime is 90963857. The next prime is 90963881. The reversal of 90963866 is 66836909.

It is a self number, because there is not a number n which added to its sum of digits gives 90963866.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28310 + ... + 31358.

It is an arithmetic number, because the mean of its divisors is an integer number (9753900).

Almost surely, 2^90963866 is an apocalyptic number.

90963866 is a deficient number, since it is larger than the sum of its proper divisors (65098534).

90963866 is a wasteful number, since it uses less digits than its factorization.

90963866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5189.

The product of its (nonzero) digits is 419904, while the sum is 47.

The square root of 90963866 is about 9537.4978899080. The cubic root of 90963866 is about 449.7346023543.

The spelling of 90963866 in words is "ninety million, nine hundred sixty-three thousand, eight hundred sixty-six".