25974066 has 8 divisors (see below), whose sum is σ = 51948144. Its totient is φ = 8658020.

The previous prime is 25974059. The next prime is 25974071. The reversal of 25974066 is 66047952.

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

25974066 is an admirable 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 in 3 ways as a sum of consecutive naturals, for example, 2164500 + ... + 2164511.

It is an arithmetic number, because the mean of its divisors is an integer number (6493518).

Almost surely, 2^25974066 is an apocalyptic number.

25974066 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.

25974066 is a wasteful number, since it uses less digits than its factorization.

25974066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4329016.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 25974066 is about 5096.4758412064. The cubic root of 25974066 is about 296.1510748767.

The spelling of 25974066 in words is "twenty-five million, nine hundred seventy-four thousand, sixty-six".