250466065 has 4 divisors (see below), whose sum is σ = 300559284. Its totient is φ = 200372848.

The previous prime is 250466057. The next prime is 250466071. The reversal of 250466065 is 560664052.

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

It can be written as a sum of positive squares in 2 ways, for example, as 172108161 + 78357904 = 13119^2 + 8852^2 .

It is a cyclic number.

It is not a de Polignac number, because 250466065 - 2³ = 250466057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 250466065.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25046602 + ... + 25046611.

It is an arithmetic number, because the mean of its divisors is an integer number (75139821).

Almost surely, 2^250466065 is an apocalyptic number.

It is an amenable number.

250466065 is a deficient number, since it is larger than the sum of its proper divisors (50093219).

250466065 is an equidigital number, since it uses as much as digits as its factorization.

250466065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50093218.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 250466065 is about 15826.1197076226. The cubic root of 250466065 is about 630.3517520012.

The spelling of 250466065 in words is "two hundred fifty million, four hundred sixty-six thousand, sixty-five".