22086246 has 64 divisors (see below), whose sum is σ = 57254400. Its totient is φ = 5515776.

The previous prime is 22086241. The next prime is 22086257. The reversal of 22086246 is 64268022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22086241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9310 + ... + 11438.

It is an arithmetic number, because the mean of its divisors is an integer number (894600).

Almost surely, 2^22086246 is an apocalyptic number.

22086246 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22086246, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28627200).

22086246 is an abundant number, since it is smaller than the sum of its proper divisors (35168154).

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

22086246 is a wasteful number, since it uses less digits than its factorization.

22086246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 22086246 is about 4699.6006213294. The cubic root of 22086246 is about 280.5696142367.

The spelling of 22086246 in words is "twenty-two million, eighty-six thousand, two hundred forty-six".