2286639 has 6 divisors (see below), whose sum is σ = 3302936. Its totient is φ = 1524420.

The previous prime is 2286629. The next prime is 2286649. The reversal of 2286639 is 9366822.

2286639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2286629) and next prime (2286649).

It is not a de Polignac number, because 2286639 - 2⁴ = 2286623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2286629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127027 + ... + 127044.

2^2286639 is an apocalyptic number.

2286639 is a deficient number, since it is larger than the sum of its proper divisors (1016297).

2286639 is a wasteful number, since it uses less digits than its factorization.

2286639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254077 (or 254074 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 2286639 is about 1512.1636816165. The cubic root of 2286639 is about 131.7445127079.

The spelling of 2286639 in words is "two million, two hundred eighty-six thousand, six hundred thirty-nine".