2677289 has 2 divisors, whose sum is σ = 2677290. Its totient is φ = 2677288.

The previous prime is 2677277. The next prime is 2677291. The reversal of 2677289 is 9827762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2274064 + 403225 = 1508^2 + 635^2 .

It is a cyclic number.

It is not a de Polignac number, because 2677289 - 2⁴ = 2677273 is a prime.

Together with 2677291, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹⁶ + 6⁸ + 7⁵ + 7⁶ + 2¹⁸ + 8⁴ + 9⁶ .

It is not a weakly prime, because it can be changed into another prime (2677589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1338644 + 1338645.

It is an arithmetic number, because the mean of its divisors is an integer number (1338645).

2^2677289 is an apocalyptic number.

It is an amenable number.

2677289 is a deficient number, since it is larger than the sum of its proper divisors (1).

2677289 is an equidigital number, since it uses as much as digits as its factorization.

2677289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 41.

The square root of 2677289 is about 1636.2423414641. The cubic root of 2677289 is about 138.8561387907.

The spelling of 2677289 in words is "two million, six hundred seventy-seven thousand, two hundred eighty-nine".