2550659 has 2 divisors, whose sum is σ = 2550660. Its totient is φ = 2550658.

The previous prime is 2550641. The next prime is 2550683. The reversal of 2550659 is 9560552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2550659 - 2⁸ = 2550403 is a prime.

It is a super-2 number, since 2×2550659² = 13011722668562, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2550619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275329 + 1275330.

It is an arithmetic number, because the mean of its divisors is an integer number (1275330).

2^2550659 is an apocalyptic number.

2550659 is a deficient number, since it is larger than the sum of its proper divisors (1).

2550659 is an equidigital number, since it uses as much as digits as its factorization.

2550659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 2550659 is about 1597.0782698415. The cubic root of 2550659 is about 136.6314887317.

The spelling of 2550659 in words is "two million, five hundred fifty thousand, six hundred fifty-nine".