25684342 has 8 divisors (see below), whose sum is σ = 38560032. Its totient is φ = 12831000.

The previous prime is 25684313. The next prime is 25684367. The reversal of 25684342 is 24348652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 25684298 and 25684307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2334 + ... + 7537.

It is an arithmetic number, because the mean of its divisors is an integer number (4820004).

Almost surely, 2^25684342 is an apocalyptic number.

25684342 is a deficient number, since it is larger than the sum of its proper divisors (12875690).

25684342 is a wasteful number, since it uses less digits than its factorization.

25684342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11174.

The product of its digits is 46080, while the sum is 34.

The square root of 25684342 is about 5067.9721782977. The cubic root of 25684342 is about 295.0458302826.

The spelling of 25684342 in words is "twenty-five million, six hundred eighty-four thousand, three hundred forty-two".