2612287 has 2 divisors, whose sum is σ = 2612288. Its totient is φ = 2612286.

The previous prime is 2612257. The next prime is 2612297. The reversal of 2612287 is 7822162.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2612287 - 2¹⁹ = 2087999 is a prime.

2612287 is a lucky number.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2612257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1306143 + 1306144.

It is an arithmetic number, because the mean of its divisors is an integer number (1306144).

2^2612287 is an apocalyptic number.

2612287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2612287 is an equidigital number, since it uses as much as digits as its factorization.

2612287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 28.

The square root of 2612287 is about 1616.2570958854. The cubic root of 2612287 is about 137.7231549911.

The spelling of 2612287 in words is "two million, six hundred twelve thousand, two hundred eighty-seven".