250640712 has 48 divisors (see below), whose sum is σ = 775794240. Its totient is φ = 71611488.

The previous prime is 250640711. The next prime is 250640713. The reversal of 250640712 is 217046052.

250640712 is a `hidden beast` number, since 2 + 5 + 0 + 640 + 7 + 12 = 666.

250640712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (250640711) and next prime (250640713).

It is not an unprimeable number, because it can be changed into a prime (250640711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248148 + ... + 249155.

It is an arithmetic number, because the mean of its divisors is an integer number (16162380).

Almost surely, 2^250640712 is an apocalyptic number.

It is an amenable number.

250640712 is an abundant number, since it is smaller than the sum of its proper divisors (525153528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

250640712 is a wasteful number, since it uses less digits than its factorization.

250640712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497322 (or 497315 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 250640712 is about 15831.6364283671. The cubic root of 250640712 is about 630.4982302136.

Adding to 250640712 its reverse (217046052), we get a palindrome (467686764).

The spelling of 250640712 in words is "two hundred fifty million, six hundred forty thousand, seven hundred twelve".