25974606 has 48 divisors (see below), whose sum is σ = 63997776. Its totient is φ = 6983424.

The previous prime is 25974583. The next prime is 25974661. The reversal of 25974606 is 60647952.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2400 + ... + 7596.

It is an arithmetic number, because the mean of its divisors is an integer number (1333287).

Almost surely, 2^25974606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25974606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31998888).

25974606 is an abundant number, since it is smaller than the sum of its proper divisors (38023170).

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

25974606 is a wasteful number, since it uses less digits than its factorization.

25974606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5233 (or 5226 counting only the distinct ones).

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

The square root of 25974606 is about 5096.5288187157. The cubic root of 25974606 is about 296.1531271862.

The spelling of 25974606 in words is "twenty-five million, nine hundred seventy-four thousand, six hundred six".