2250798145 has 4 divisors (see below), whose sum is σ = 2700957780. Its totient is φ = 1800638512.

The previous prime is 2250798133. The next prime is 2250798161. The reversal of 2250798145 is 5418970522.

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 1061651889 + 1189146256 = 32583^2 + 34484^2 .

It is a cyclic number.

It is not a de Polignac number, because 2250798145 - 2¹⁷ = 2250667073 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225079810 + ... + 225079819.

It is an arithmetic number, because the mean of its divisors is an integer number (675239445).

Almost surely, 2^2250798145 is an apocalyptic number.

It is an amenable number.

2250798145 is a deficient number, since it is larger than the sum of its proper divisors (450159635).

2250798145 is an equidigital number, since it uses as much as digits as its factorization.

2250798145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450159634.

The product of its (nonzero) digits is 201600, while the sum is 43.

The square root of 2250798145 is about 47442.5773435635. The cubic root of 2250798145 is about 1310.5256218715.

The spelling of 2250798145 in words is "two billion, two hundred fifty million, seven hundred ninety-eight thousand, one hundred forty-five".