25452342 has 24 divisors (see below), whose sum is σ = 55289520. Its totient is φ = 8462160.

The previous prime is 25452341. The next prime is 25452347. The reversal of 25452342 is 24325452.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25452341) 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 11 ways as a sum of consecutive naturals, for example, 6292 + ... + 9512.

It is an arithmetic number, because the mean of its divisors is an integer number (2303730).

Almost surely, 2^25452342 is an apocalyptic number.

25452342 is an abundant number, since it is smaller than the sum of its proper divisors (29837178).

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

25452342 is a wasteful number, since it uses less digits than its factorization.

25452342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668 (or 3665 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 25452342 is about 5045.0314171470. The cubic root of 25452342 is about 294.1547845231.

Adding to 25452342 its reverse (24325452), we get a palindrome (49777794).

The spelling of 25452342 in words is "twenty-five million, four hundred fifty-two thousand, three hundred forty-two".