22850856 has 192 divisors, whose sum is σ = 78796800. Its totient is φ = 6096384.

The previous prime is 22850843. The next prime is 22850881. The reversal of 22850856 is 65805822.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 22850856.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 179865 + ... + 179991.

It is an arithmetic number, because the mean of its divisors is an integer number (410400).

Almost surely, 2^22850856 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 22850856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39398400).

22850856 is an abundant number, since it is smaller than the sum of its proper divisors (55945944).

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

22850856 is a wasteful number, since it uses less digits than its factorization.

22850856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 22850856 is about 4780.2568968623. The cubic root of 22850856 is about 283.7706605823.

The spelling of 22850856 in words is "twenty-two million, eight hundred fifty thousand, eight hundred fifty-six".