25535322 has 24 divisors (see below), whose sum is σ = 55703700. Its totient is φ = 8453760.

The previous prime is 25535317. The next prime is 25535329. The reversal of 25535322 is 22353552.

It can be written as a sum of positive squares in 2 ways, for example, as 24000201 + 1535121 = 4899^2 + 1239^2 .

It is not an unprimeable number, because it can be changed into a prime (25535329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2079 + ... + 7442.

Almost surely, 2^25535322 is an apocalyptic number.

25535322 is an abundant number, since it is smaller than the sum of its proper divisors (30168378).

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

25535322 is a wasteful number, since it uses less digits than its factorization.

25535322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9678 (or 9675 counting only the distinct ones).

The product of its digits is 9000, while the sum is 27.

The square root of 25535322 is about 5053.2486580417. The cubic root of 25535322 is about 294.4741066224.

Adding to 25535322 its reverse (22353552), we get a palindrome (47888874).

It can be divided in two parts, 2553 and 5322, that added together give a triangular number (7875 = T₁₂₅).

The spelling of 25535322 in words is "twenty-five million, five hundred thirty-five thousand, three hundred twenty-two".