25056266 has 16 divisors (see below), whose sum is σ = 40166280. Its totient is φ = 11681280.

The previous prime is 25056253. The next prime is 25056271. The reversal of 25056266 is 66265052.

It can be written as a sum of positive squares in 4 ways, for example, as 25050025 + 6241 = 5005^2 + 79^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326 + ... + 7086.

Almost surely, 2^25056266 is an apocalyptic number.

25056266 is a deficient number, since it is larger than the sum of its proper divisors (15110014).

25056266 is a wasteful number, since it uses less digits than its factorization.

25056266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6889.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 25056266 is about 5005.6234376948. The cubic root of 25056266 is about 292.6209731666.

The spelling of 25056266 in words is "twenty-five million, fifty-six thousand, two hundred sixty-six".