2554289 has 2 divisors, whose sum is σ = 2554290. Its totient is φ = 2554288.

The previous prime is 2554283. The next prime is 2554313. The reversal of 2554289 is 9824552.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2505889 + 48400 = 1583^2 + 220^2 .

It is a cyclic number.

It is not a de Polignac number, because 2554289 - 2⁴ = 2554273 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2 + 5² + 5⁹ + 4⁶ + 2¹⁶ + 8² + 9⁶ .

It is not a weakly prime, because it can be changed into another prime (2554283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277144 + 1277145.

It is an arithmetic number, because the mean of its divisors is an integer number (1277145).

2^2554289 is an apocalyptic number.

It is an amenable number.

2554289 is a deficient number, since it is larger than the sum of its proper divisors (1).

2554289 is an equidigital number, since it uses as much as digits as its factorization.

2554289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 35.

The square root of 2554289 is about 1598.2143160415. The cubic root of 2554289 is about 136.6962742384.

It can be divided in two parts, 25 and 54289, that multiplied together give a square (1357225 = 1165²).

The spelling of 2554289 in words is "two million, five hundred fifty-four thousand, two hundred eighty-nine".