25755842 has 16 divisors (see below), whose sum is σ = 44452800. Its totient is φ = 10963248.

The previous prime is 25755841. The next prime is 25755869. The reversal of 25755842 is 24855752.

It is a junction number, because it is equal to n+sod(n) for n = 25755796 and 25755805.

It is not an unprimeable number, because it can be changed into a prime (25755841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4088 + ... + 8259.

It is an arithmetic number, because the mean of its divisors is an integer number (2778300).

Almost surely, 2^25755842 is an apocalyptic number.

25755842 is a deficient number, since it is larger than the sum of its proper divisors (18696958).

25755842 is a wasteful number, since it uses less digits than its factorization.

25755842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12505.

The product of its digits is 112000, while the sum is 38.

The square root of 25755842 is about 5075.0213792653. The cubic root of 25755842 is about 295.3193592110.

The spelling of 25755842 in words is "twenty-five million, seven hundred fifty-five thousand, eight hundred forty-two".