250220255 has 8 divisors (see below), whose sum is σ = 304065600. Its totient is φ = 197642016.

The previous prime is 250220237. The next prime is 250220279. The reversal of 250220255 is 552022052.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 250220255 - 2¹⁶ = 250154719 is a prime.

It is a super-2 number, since 2×250220255² = 125220352024530050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 250220255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316340 + ... + 317129.

It is an arithmetic number, because the mean of its divisors is an integer number (38008200).

Almost surely, 2^250220255 is an apocalyptic number.

250220255 is a deficient number, since it is larger than the sum of its proper divisors (53845345).

250220255 is an equidigital number, since it uses as much as digits as its factorization.

250220255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633553.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 250220255 is about 15818.3518420852. The cubic root of 250220255 is about 630.1454732509.

The spelling of 250220255 in words is "two hundred fifty million, two hundred twenty thousand, two hundred fifty-five".