22582225 has 12 divisors (see below), whose sum is σ = 28341936. Its totient is φ = 17846480.

The previous prime is 22582211. The next prime is 22582253. The reversal of 22582225 is 52228522.

It is not a de Polignac number, because 22582225 - 2⁵ = 22582193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22582193 and 22582202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3367 + ... + 7516.

It is an arithmetic number, because the mean of its divisors is an integer number (2361828).

Almost surely, 2^22582225 is an apocalyptic number.

22582225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22582225 is a deficient number, since it is larger than the sum of its proper divisors (5759711).

22582225 is a wasteful number, since it uses less digits than its factorization.

22582225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10976 (or 10971 counting only the distinct ones).

The product of its digits is 6400, while the sum is 28.

The square root of 22582225 is about 4752.0758621891. The cubic root of 22582225 is about 282.6542869848.

The spelling of 22582225 in words is "twenty-two million, five hundred eighty-two thousand, two hundred twenty-five".