25855342 has 4 divisors (see below), whose sum is σ = 38783016. Its totient is φ = 12927670.

The previous prime is 25855337. The next prime is 25855343. The reversal of 25855342 is 24355852.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 25855298 and 25855307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25855343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6463834 + ... + 6463837.

It is an arithmetic number, because the mean of its divisors is an integer number (9695754).

Almost surely, 2^25855342 is an apocalyptic number.

25855342 is a deficient number, since it is larger than the sum of its proper divisors (12927674).

25855342 is a wasteful number, since it uses less digits than its factorization.

25855342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12927673.

The product of its digits is 48000, while the sum is 34.

The square root of 25855342 is about 5084.8148442200. The cubic root of 25855342 is about 295.6991632456.

The spelling of 25855342 in words is "twenty-five million, eight hundred fifty-five thousand, three hundred forty-two".