2271925 has 12 divisors (see below), whose sum is σ = 2966080. Its totient is φ = 1721520.

The previous prime is 2271923. The next prime is 2271937. The reversal of 2271925 is 5291722.

2271925 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 2271925 - 2¹ = 2271923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2271893 and 2271902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271923) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1917 + ... + 2866.

2^2271925 is an apocalyptic number.

2271925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2271925 is a deficient number, since it is larger than the sum of its proper divisors (694155).

2271925 is a wasteful number, since it uses less digits than its factorization.

2271925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4812 (or 4807 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 2271925 is about 1507.2906156412. The cubic root of 2271925 is about 131.4613224596.

The spelling of 2271925 in words is "two million, two hundred seventy-one thousand, nine hundred twenty-five".