25966338 has 8 divisors (see below), whose sum is σ = 51932688. Its totient is φ = 8655444.

The previous prime is 25966321. The next prime is 25966349. The reversal of 25966338 is 83366952.

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

25966338 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 25966338.

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, 2163856 + ... + 2163867.

It is an arithmetic number, because the mean of its divisors is an integer number (6491586).

Almost surely, 2^25966338 is an apocalyptic number.

25966338 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

25966338 is a wasteful number, since it uses less digits than its factorization.

25966338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4327728.

The product of its digits is 233280, while the sum is 42.

The square root of 25966338 is about 5095.7176138401. The cubic root of 25966338 is about 296.1217009295.

The spelling of 25966338 in words is "twenty-five million, nine hundred sixty-six thousand, three hundred thirty-eight".