250664122 has 8 divisors (see below), whose sum is σ = 386158356. Its totient is φ = 121944672.

The previous prime is 250664107. The next prime is 250664147. The reversal of 250664122 is 221466052.

It can be written as a sum of positive squares in 2 ways, for example, as 226171521 + 24492601 = 15039^2 + 4949^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1693603 + ... + 1693750.

Almost surely, 2^250664122 is an apocalyptic number.

250664122 is a deficient number, since it is larger than the sum of its proper divisors (135494234).

250664122 is a wasteful number, since it uses less digits than its factorization.

250664122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3387392.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 250664122 is about 15832.3757534995. The cubic root of 250664122 is about 630.5178592461.

The spelling of 250664122 in words is "two hundred fifty million, six hundred sixty-four thousand, one hundred twenty-two".