22467328 has 72 divisors (see below), whose sum is σ = 49734608. Its totient is φ = 10063872.

The previous prime is 22467317. The next prime is 22467331. The reversal of 22467328 is 82376422.

It is a junction number, because it is equal to n+sod(n) for n = 22467293 and 22467302.

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, 143026 + ... + 143182.

Almost surely, 2^22467328 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 22467328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24867304).

22467328 is an abundant number, since it is smaller than the sum of its proper divisors (27267280).

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

22467328 is a wasteful number, since it uses less digits than its factorization.

22467328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 215 counting only the distinct ones).

The product of its digits is 32256, while the sum is 34.

The square root of 22467328 is about 4739.9713079300. The cubic root of 22467328 is about 282.1740956736.

The spelling of 22467328 in words is "twenty-two million, four hundred sixty-seven thousand, three hundred twenty-eight".