90622224 has 180 divisors, whose sum is σ = 319021248. Its totient is φ = 23506560.

The previous prime is 90622211. The next prime is 90622261. The reversal of 90622224 is 42222609.

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 in 35 ways as a sum of consecutive naturals, for example, 121597 + ... + 122339.

Almost surely, 2^90622224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90622224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159510624).

90622224 is an abundant number, since it is smaller than the sum of its proper divisors (228399024).

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

90622224 is a wasteful number, since it uses less digits than its factorization.

90622224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786 (or 766 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 90622224 is about 9519.5705785503. The cubic root of 90622224 is about 449.1708583995.

The spelling of 90622224 in words is "ninety million, six hundred twenty-two thousand, two hundred twenty-four".