2262509 has 4 divisors (see below), whose sum is σ = 2272704. Its totient is φ = 2252316.

The previous prime is 2262499. The next prime is 2262521. The reversal of 2262509 is 9052622.

2262509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2262509 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 (2262529) 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 3 ways as a sum of consecutive naturals, for example, 4757 + ... + 5210.

It is an arithmetic number, because the mean of its divisors is an integer number (568176).

2^2262509 is an apocalyptic number.

It is an amenable number.

2262509 is a deficient number, since it is larger than the sum of its proper divisors (10195).

2262509 is an equidigital number, since it uses as much as digits as its factorization.

2262509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10194.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2262509 is about 1504.1638873474. The cubic root of 2262509 is about 131.2794570316.

The spelling of 2262509 in words is "two million, two hundred sixty-two thousand, five hundred nine".