25230566 has 8 divisors (see below), whose sum is σ = 37919784. Its totient is φ = 12590640.

The previous prime is 25230553. The next prime is 25230577. The reversal of 25230566 is 66503252.

It is a happy number.

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

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 3 ways as a sum of consecutive naturals, for example, 11015 + ... + 13106.

It is an arithmetic number, because the mean of its divisors is an integer number (4739973).

Almost surely, 2^25230566 is an apocalyptic number.

25230566 is a deficient number, since it is larger than the sum of its proper divisors (12689218).

25230566 is a wasteful number, since it uses less digits than its factorization.

25230566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24646.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 25230566 is about 5023.0036830566. The cubic root of 25230566 is about 293.2979298985.

The spelling of 25230566 in words is "twenty-five million, two hundred thirty thousand, five hundred sixty-six".