90836066 has 8 divisors (see below), whose sum is σ = 144269100. Its totient is φ = 42746368.

The previous prime is 90836063. The next prime is 90836077. The reversal of 90836066 is 66063809.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 90801841 + 34225 = 9529^2 + 185^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (90836063) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1335791 + ... + 1335858.

Almost surely, 2^90836066 is an apocalyptic number.

90836066 is a deficient number, since it is larger than the sum of its proper divisors (53433034).

90836066 is a wasteful number, since it uses less digits than its factorization.

90836066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2671668.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 90836066 is about 9530.7956645812. The cubic root of 90836066 is about 449.5238849093.

The spelling of 90836066 in words is "ninety million, eight hundred thirty-six thousand, sixty-six".