22966328 has 64 divisors (see below), whose sum is σ = 56056320. Its totient is φ = 8553600.

The previous prime is 22966313. The next prime is 22966357. The reversal of 22966328 is 82366922.

It is a junction number, because it is equal to n+sod(n) for n = 22966291 and 22966300.

It is a congruent number.

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, 13358 + ... + 14978.

It is an arithmetic number, because the mean of its divisors is an integer number (875880).

Almost surely, 2^22966328 is an apocalyptic number.

22966328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22966328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28028160).

22966328 is an abundant number, since it is smaller than the sum of its proper divisors (33089992).

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

22966328 is a wasteful number, since it uses less digits than its factorization.

22966328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668 (or 1664 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The square root of 22966328 is about 4792.3196888355. The cubic root of 22966328 is about 284.2478494964.

The spelling of 22966328 in words is "twenty-two million, nine hundred sixty-six thousand, three hundred twenty-eight".