2254409 has 2 divisors, whose sum is σ = 2254410. Its totient is φ = 2254408.

The previous prime is 2254403. The next prime is 2254411. The reversal of 2254409 is 9044522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2190400 + 64009 = 1480^2 + 253^2 .

It is a cyclic number.

It is not a de Polignac number, because 2254409 - 2¹⁶ = 2188873 is a prime.

Together with 2254411, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2254403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127204 + 1127205.

It is an arithmetic number, because the mean of its divisors is an integer number (1127205).

2^2254409 is an apocalyptic number.

It is an amenable number.

2254409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2254409 is an equidigital number, since it uses as much as digits as its factorization.

2254409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2254409 is about 1501.4689473978. The cubic root of 2254409 is about 131.1226053368.

The spelling of 2254409 in words is "two million, two hundred fifty-four thousand, four hundred nine".