22825424 has 40 divisors (see below), whose sum is σ = 48354048. Its totient is φ = 10391040.

The previous prime is 22825423. The next prime is 22825471. The reversal of 22825424 is 42452822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22825423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7079 + ... + 9785.

Almost surely, 2^22825424 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 22825424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24177024).

22825424 is an abundant number, since it is smaller than the sum of its proper divisors (25528624).

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

22825424 is a wasteful number, since it uses less digits than its factorization.

22825424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763 (or 2757 counting only the distinct ones).

The product of its digits is 10240, while the sum is 29.

The square root of 22825424 is about 4777.5960482234. The cubic root of 22825424 is about 283.6653467384.

It can be divided in two parts, 22825 and 424, that multiplied together give a triangular number (9677800 = T₄₃₉₉).

The spelling of 22825424 in words is "twenty-two million, eight hundred twenty-five thousand, four hundred twenty-four".