2229125 has 16 divisors (see below), whose sum is σ = 2948400. Its totient is φ = 1676800.

The previous prime is 2229121. The next prime is 2229133. The reversal of 2229125 is 5219222.

It can be written as a sum of positive squares in 8 ways, for example, as 106276 + 2122849 = 326^2 + 1457^2 .

It is not a de Polignac number, because 2229125 - 2² = 2229121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2229125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2229121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1601 + ... + 2649.

It is an arithmetic number, because the mean of its divisors is an integer number (184275).

2^2229125 is an apocalyptic number.

2229125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2229125 is a deficient number, since it is larger than the sum of its proper divisors (719275).

2229125 is a wasteful number, since it uses less digits than its factorization.

2229125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081 (or 1071 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 2229125 is about 1493.0254518929. The cubic root of 2229125 is about 130.6305656840.

The spelling of 2229125 in words is "two million, two hundred twenty-nine thousand, one hundred twenty-five".