2262309 has 16 divisors (see below), whose sum is σ = 3650688. Its totient is φ = 1216512.

The previous prime is 2262269. The next prime is 2262313. The reversal of 2262309 is 9032622.

It is not a de Polignac number, because 2262309 - 2⁸ = 2262053 is a prime.

It is a super-2 number, since 2×2262309² = 10236084022962, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2262329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2812 + ... + 3525.

It is an arithmetic number, because the mean of its divisors is an integer number (228168).

2^2262309 is an apocalyptic number.

It is an amenable number.

2262309 is a deficient number, since it is larger than the sum of its proper divisors (1388379).

2262309 is a wasteful number, since it uses less digits than its factorization.

2262309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6364.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 2262309 is about 1504.0974037608. The cubic root of 2262309 is about 131.2755886617.

The spelling of 2262309 in words is "two million, two hundred sixty-two thousand, three hundred nine".