22825684 has 48 divisors (see below), whose sum is σ = 47698560. Its totient is φ = 9354240.

The previous prime is 22825667. The next prime is 22825711. The reversal of 22825684 is 48652822.

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, 67564 + ... + 67900.

It is an arithmetic number, because the mean of its divisors is an integer number (993720).

Almost surely, 2^22825684 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 22825684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23849280).

22825684 is an abundant number, since it is smaller than the sum of its proper divisors (24872876).

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

22825684 is a wasteful number, since it uses less digits than its factorization.

22825684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448 (or 446 counting only the distinct ones).

The product of its digits is 61440, while the sum is 37.

The square root of 22825684 is about 4777.6232584832. The cubic root of 22825684 is about 283.6664237934. Note that the first 3 decimals are identical.

The spelling of 22825684 in words is "twenty-two million, eight hundred twenty-five thousand, six hundred eighty-four".