89835664 has 10 divisors (see below), whose sum is σ = 174056630. Its totient is φ = 44917824.

The previous prime is 89835653. The next prime is 89835671. The reversal of 89835664 is 46653898.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 87609600 + 2226064 = 9360^2 + 1492^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2807349 + ... + 2807380.

It is an arithmetic number, because the mean of its divisors is an integer number (17405663).

Almost surely, 2^89835664 is an apocalyptic number.

It is an amenable number.

89835664 is a deficient number, since it is larger than the sum of its proper divisors (84220966).

89835664 is a wasteful number, since it uses less digits than its factorization.

89835664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5614737 (or 5614731 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 49.

The square root of 89835664 is about 9478.1677554262. The cubic root of 89835664 is about 447.8675469405.

The spelling of 89835664 in words is "eighty-nine million, eight hundred thirty-five thousand, six hundred sixty-four".