2622287 has 2 divisors, whose sum is σ = 2622288. Its totient is φ = 2622286.

The previous prime is 2622283. The next prime is 2622293. The reversal of 2622287 is 7822262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2622287 - 2² = 2622283 is a prime.

It is a super-2 number, since 2×2622287² = 13752778220738, which contains 22 as substring.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2⁵ + 6³ + 2⁸ + 2¹⁸ + 2²¹ + 8⁶ + 7³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2622283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311143 + 1311144.

It is an arithmetic number, because the mean of its divisors is an integer number (1311144).

2^2622287 is an apocalyptic number.

2622287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2622287 is an equidigital number, since it uses as much as digits as its factorization.

2622287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 29.

The square root of 2622287 is about 1619.3477081838. The cubic root of 2622287 is about 137.8986688737.

The spelling of 2622287 in words is "two million, six hundred twenty-two thousand, two hundred eighty-seven".