25768342 has 4 divisors (see below), whose sum is σ = 38652516. Its totient is φ = 12884170.

The previous prime is 25768339. The next prime is 25768357. The reversal of 25768342 is 24386752.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6442084 + ... + 6442087.

It is an arithmetic number, because the mean of its divisors is an integer number (9663129).

Almost surely, 2^25768342 is an apocalyptic number.

25768342 is a deficient number, since it is larger than the sum of its proper divisors (12884174).

25768342 is a wasteful number, since it uses less digits than its factorization.

25768342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12884173.

The product of its digits is 80640, while the sum is 37.

The square root of 25768342 is about 5076.2527517845. The cubic root of 25768342 is about 295.3671269492.

The spelling of 25768342 in words is "twenty-five million, seven hundred sixty-eight thousand, three hundred forty-two".