2251671795 has 24 divisors (see below), whose sum is σ = 4037482800. Its totient is φ = 1159480896.

The previous prime is 2251671791. The next prime is 2251671797. The reversal of 2251671795 is 5971761522.

2251671795 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2251671795 - 2² = 2251671791 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2251671795.

It is not an unprimeable number, because it can be changed into a prime (2251671791) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 861405 + ... + 864014.

It is an arithmetic number, because the mean of its divisors is an integer number (168228450).

Almost surely, 2^2251671795 is an apocalyptic number.

2251671795 is a deficient number, since it is larger than the sum of its proper divisors (1785811005).

2251671795 is a wasteful number, since it uses less digits than its factorization.

2251671795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725459 (or 1725456 counting only the distinct ones).

The product of its digits is 264600, while the sum is 45.

The square root of 2251671795 is about 47451.7838969200. The cubic root of 2251671795 is about 1310.6951606352.

The spelling of 2251671795 in words is "two billion, two hundred fifty-one million, six hundred seventy-one thousand, seven hundred ninety-five".