22849836 has 48 divisors (see below), whose sum is σ = 57062880. Its totient is φ = 7091200.

The previous prime is 22849769. The next prime is 22849847. The reversal of 22849836 is 63894822.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20050 + ... + 21158.

It is an arithmetic number, because the mean of its divisors is an integer number (1188810).

Almost surely, 2^22849836 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 22849836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28531440).

22849836 is an abundant number, since it is smaller than the sum of its proper divisors (34213044).

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

22849836 is a wasteful number, since it uses less digits than its factorization.

22849836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234 (or 1232 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 22849836 is about 4780.1502068450. The cubic root of 22849836 is about 283.7664382696.

The spelling of 22849836 in words is "twenty-two million, eight hundred forty-nine thousand, eight hundred thirty-six".