2254109 has 12 divisors (see below), whose sum is σ = 2670108. Its totient is φ = 1890240.

The previous prime is 2254099. The next prime is 2254111. The reversal of 2254109 is 9014522.

It can be written as a sum of positive squares in 2 ways, for example, as 1092025 + 1162084 = 1045^2 + 1078^2 .

It is not a de Polignac number, because 2254109 - 2⁴ = 2254093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2254129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 857 + ... + 2289.

It is an arithmetic number, because the mean of its divisors is an integer number (222509).

2^2254109 is an apocalyptic number.

It is an amenable number.

2254109 is a deficient number, since it is larger than the sum of its proper divisors (415999).

2254109 is a wasteful number, since it uses less digits than its factorization.

2254109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468 (or 1457 counting only the distinct ones).

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

The square root of 2254109 is about 1501.3690419081. The cubic root of 2254109 is about 131.1167888047.

It can be divided in two parts, 225 and 4109, that added together give a palindrome (4334).

The spelling of 2254109 in words is "two million, two hundred fifty-four thousand, one hundred nine".