90844266 has 32 divisors (see below), whose sum is σ = 184988160. Its totient is φ = 29735424.

The previous prime is 90844261. The next prime is 90844321. The reversal of 90844266 is 66244809.

It is not an unprimeable number, because it can be changed into a prime (90844261) 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 15 ways as a sum of consecutive naturals, for example, 189415 + ... + 189893.

It is an arithmetic number, because the mean of its divisors is an integer number (5780880).

Almost surely, 2^90844266 is an apocalyptic number.

90844266 is an abundant number, since it is smaller than the sum of its proper divisors (94143894).

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

90844266 is a wasteful number, since it uses less digits than its factorization.

90844266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 90844266 is about 9531.2258393136. The cubic root of 90844266 is about 449.5374110526.

The spelling of 90844266 in words is "ninety million, eight hundred forty-four thousand, two hundred sixty-six".