25245266 has 4 divisors (see below), whose sum is σ = 37867902. Its totient is φ = 12622632.

The previous prime is 25245247. The next prime is 25245271. The reversal of 25245266 is 66254252.

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

It can be written as a sum of positive squares in only one way, i.e., 13169641 + 12075625 = 3629^2 + 3475^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6311315 + ... + 6311318.

Almost surely, 2^25245266 is an apocalyptic number.

25245266 is a deficient number, since it is larger than the sum of its proper divisors (12622636).

25245266 is a wasteful number, since it uses less digits than its factorization.

25245266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12622635.

The product of its digits is 28800, while the sum is 32.

The square root of 25245266 is about 5024.4667378738. The cubic root of 25245266 is about 293.3548799026.

The spelling of 25245266 in words is "twenty-five million, two hundred forty-five thousand, two hundred sixty-six".