25766248 has 16 divisors (see below), whose sum is σ = 48372480. Its totient is φ = 12866928.

The previous prime is 25766243. The next prime is 25766249. The reversal of 25766248 is 84266752.

It is a self number, because there is not a number n which added to its sum of digits gives 25766248.

It is not an unprimeable number, because it can be changed into a prime (25766243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7215 + ... + 10177.

It is an arithmetic number, because the mean of its divisors is an integer number (3023280).

Almost surely, 2^25766248 is an apocalyptic number.

It is an amenable number.

25766248 is a deficient number, since it is larger than the sum of its proper divisors (22606232).

25766248 is a wasteful number, since it uses less digits than its factorization.

25766248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4056 (or 4052 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 25766248 is about 5076.0464930889. The cubic root of 25766248 is about 295.3591259750.

The spelling of 25766248 in words is "twenty-five million, seven hundred sixty-six thousand, two hundred forty-eight".