2295309 has 4 divisors (see below), whose sum is σ = 3060416. Its totient is φ = 1530204.

The previous prime is 2295301. The next prime is 2295313. The reversal of 2295309 is 9035922.

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 not a de Polignac number, because 2295309 - 2³ = 2295301 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2295301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382549 + ... + 382554.

It is an arithmetic number, because the mean of its divisors is an integer number (765104).

2^2295309 is an apocalyptic number.

It is an amenable number.

2295309 is a deficient number, since it is larger than the sum of its proper divisors (765107).

2295309 is an equidigital number, since it uses as much as digits as its factorization.

2295309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765106.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 2295309 is about 1515.0277225186. The cubic root of 2295309 is about 131.9108098135.

The spelling of 2295309 in words is "two million, two hundred ninety-five thousand, three hundred nine".