25955606 has 4 divisors (see below), whose sum is σ = 38933412. Its totient is φ = 12977802.

The previous prime is 25955597. The next prime is 25955621. The reversal of 25955606 is 60655952.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 25955606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6488900 + ... + 6488903.

It is an arithmetic number, because the mean of its divisors is an integer number (9733353).

Almost surely, 2^25955606 is an apocalyptic number.

25955606 is a deficient number, since it is larger than the sum of its proper divisors (12977806).

25955606 is a wasteful number, since it uses less digits than its factorization.

25955606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12977805.

The product of its (nonzero) digits is 81000, while the sum is 38.

The square root of 25955606 is about 5094.6644639269. The cubic root of 25955606 is about 296.0808991805.

The spelling of 25955606 in words is "twenty-five million, nine hundred fifty-five thousand, six hundred six".