2211425 has 12 divisors (see below), whose sum is σ = 2795580. Its totient is φ = 1734720.

The previous prime is 2211413. The next prime is 2211439. The reversal of 2211425 is 5241122.

2211425 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 6 ways, for example, as 256 + 2211169 = 16^2 + 1487^2 .

It is not a de Polignac number, because 2211425 - 2⁴ = 2211409 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 11 ways as a sum of consecutive naturals, for example, 491 + ... + 2159.

It is an arithmetic number, because the mean of its divisors is an integer number (232965).

2^2211425 is an apocalyptic number.

2211425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2211425 is a deficient number, since it is larger than the sum of its proper divisors (584155).

2211425 is a wasteful number, since it uses less digits than its factorization.

2211425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732 (or 1727 counting only the distinct ones).

The product of its digits is 160, while the sum is 17.

The square root of 2211425 is about 1487.0860768631. The cubic root of 2211425 is about 130.2838963361.

Adding to 2211425 its reverse (5241122), we get a palindrome (7452547).

The spelling of 2211425 in words is "two million, two hundred eleven thousand, four hundred twenty-five".