25422236 has 24 divisors (see below), whose sum is σ = 51461760. Its totient is φ = 10762992.

The previous prime is 25422233. The next prime is 25422283. The reversal of 25422236 is 63222452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25422233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3146 + ... + 7793.

It is an arithmetic number, because the mean of its divisors is an integer number (2144240).

Almost surely, 2^25422236 is an apocalyptic number.

It is an amenable number.

25422236 is an abundant number, since it is smaller than the sum of its proper divisors (26039524).

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

25422236 is a wasteful number, since it uses less digits than its factorization.

25422236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11033 (or 11031 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 25422236 is about 5042.0468066054. The cubic root of 25422236 is about 294.0387596021.

Adding to 25422236 its reverse (63222452), we get a palindrome (88644688).

The spelling of 25422236 in words is "twenty-five million, four hundred twenty-two thousand, two hundred thirty-six".