2262639 has 8 divisors (see below), whose sum is σ = 3055360. Its totient is φ = 1489176.

The previous prime is 2262629. The next prime is 2262641. The reversal of 2262639 is 9362622.

2262639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2262639 - 2¹⁷ = 2131567 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 (2262619) 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 7 ways as a sum of consecutive naturals, for example, 4537 + ... + 5010.

It is an arithmetic number, because the mean of its divisors is an integer number (381920).

2^2262639 is an apocalyptic number.

2262639 is a deficient number, since it is larger than the sum of its proper divisors (792721).

2262639 is an equidigital number, since it uses as much as digits as its factorization.

2262639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9629.

The product of its digits is 7776, while the sum is 30.

The square root of 2262639 is about 1504.2071001029. The cubic root of 2262639 is about 131.2819713497.

The spelling of 2262639 in words is "two million, two hundred sixty-two thousand, six hundred thirty-nine".