25753242 has 16 divisors (see below), whose sum is σ = 51603552. Its totient is φ = 8568240.

The previous prime is 25753213. The next prime is 25753243. The reversal of 25753242 is 24235752.

It is not an unprimeable number, because it can be changed into a prime (25753243) 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, 333 + ... + 7184.

It is an arithmetic number, because the mean of its divisors is an integer number (3225222).

Almost surely, 2^25753242 is an apocalyptic number.

25753242 is an abundant number, since it is smaller than the sum of its proper divisors (25850310).

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

25753242 is a wasteful number, since it uses less digits than its factorization.

25753242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8093.

The product of its digits is 16800, while the sum is 30.

The square root of 25753242 is about 5074.7652162440. The cubic root of 25753242 is about 295.3094215798.

Adding to 25753242 its reverse (24235752), we get a palindrome (49988994).

The spelling of 25753242 in words is "twenty-five million, seven hundred fifty-three thousand, two hundred forty-two".