2321225 has 6 divisors (see below), whose sum is σ = 2878350. Its totient is φ = 1856960.

The previous prime is 2321219. The next prime is 2321239. The reversal of 2321225 is 5221232.

2321225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 50176 + 2271049 = 224^2 + 1507^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2321225 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 5 ways as a sum of consecutive naturals, for example, 46400 + ... + 46449.

It is an arithmetic number, because the mean of its divisors is an integer number (479725).

2^2321225 is an apocalyptic number.

2321225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2321225 is a deficient number, since it is larger than the sum of its proper divisors (557125).

2321225 is an equidigital number, since it uses as much as digits as its factorization.

2321225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92859 (or 92854 counting only the distinct ones).

The product of its digits is 240, while the sum is 17.

The square root of 2321225 is about 1523.5566940551. The cubic root of 2321225 is about 132.4054148745.

Adding to 2321225 its reverse (5221232), we get a palindrome (7542457).

It can be divided in two parts, 2321 and 225, that multiplied together give a palindrome (522225).

The spelling of 2321225 in words is "two million, three hundred twenty-one thousand, two hundred twenty-five".