2266787 has 2 divisors, whose sum is σ = 2266788. Its totient is φ = 2266786.

The previous prime is 2266783. The next prime is 2266801. The reversal of 2266787 is 7876622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2266787 - 2² = 2266783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2266787.

It is not a weakly prime, because it can be changed into another prime (2266783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1133393 + 1133394.

It is an arithmetic number, because the mean of its divisors is an integer number (1133394).

2^2266787 is an apocalyptic number.

2266787 is a deficient number, since it is larger than the sum of its proper divisors (1).

2266787 is an equidigital number, since it uses as much as digits as its factorization.

2266787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 38.

The square root of 2266787 is about 1505.5852682595. The cubic root of 2266787 is about 131.3621469300.

The spelling of 2266787 in words is "two million, two hundred sixty-six thousand, seven hundred eighty-seven".