2307145 has 16 divisors (see below), whose sum is σ = 2878848. Its totient is φ = 1774080.

The previous prime is 2307139. The next prime is 2307157. The reversal of 2307145 is 5417032.

It is not a de Polignac number, because 2307145 - 2¹³ = 2298953 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23737 + ... + 23833.

It is an arithmetic number, because the mean of its divisors is an integer number (179928).

2^2307145 is an apocalyptic number.

It is an amenable number.

2307145 is a deficient number, since it is larger than the sum of its proper divisors (571703).

2307145 is an equidigital number, since it uses as much as digits as its factorization.

2307145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 2307145 is about 1518.9288989285. The cubic root of 2307145 is about 132.1371584728.

The spelling of 2307145 in words is "two million, three hundred seven thousand, one hundred forty-five".