22756832 has 48 divisors (see below), whose sum is σ = 53907840. Its totient is φ = 9237888.

The previous prime is 22756787. The next prime is 22756859. The reversal of 22756832 is 23865722.

It is a junction number, because it is equal to n+sod(n) for n = 22756792 and 22756801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1583 + ... + 6929.

It is an arithmetic number, because the mean of its divisors is an integer number (1123080).

Almost surely, 2^22756832 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 22756832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26953920).

22756832 is an abundant number, since it is smaller than the sum of its proper divisors (31151008).

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

22756832 is a wasteful number, since it uses less digits than its factorization.

22756832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5383 (or 5375 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 22756832 is about 4770.4121415240. The cubic root of 22756832 is about 283.3809168833.

The spelling of 22756832 in words is "twenty-two million, seven hundred fifty-six thousand, eight hundred thirty-two".