25322222 has 8 divisors (see below), whose sum is σ = 38050896. Its totient is φ = 12638592.

The previous prime is 25322203. The next prime is 25322233. The reversal of 25322222 is 22222352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 25322194 and 25322203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9818 + ... + 12125.

It is an arithmetic number, because the mean of its divisors is an integer number (4756362).

Almost surely, 2^25322222 is an apocalyptic number.

25322222 is a deficient number, since it is larger than the sum of its proper divisors (12728674).

25322222 is a wasteful number, since it uses less digits than its factorization.

25322222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22522.

The product of its digits is 960, while the sum is 20.

The square root of 25322222 is about 5032.1190367478. The cubic root of 25322222 is about 293.6526587385.

Adding to 25322222 its reverse (22222352), we get a palindrome (47544574).

The spelling of 25322222 in words is "twenty-five million, three hundred twenty-two thousand, two hundred twenty-two".