2306791 has 4 divisors (see below), whose sum is σ = 2332800. Its totient is φ = 2280784.

The previous prime is 2306761. The next prime is 2306797. The reversal of 2306791 is 1976032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2306791 - 2⁷ = 2306663 is a prime.

It is a Duffinian number.

2306791 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2306797) 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, 12871 + ... + 13048.

It is an arithmetic number, because the mean of its divisors is an integer number (583200).

2^2306791 is an apocalyptic number.

2306791 is a deficient number, since it is larger than the sum of its proper divisors (26009).

2306791 is an equidigital number, since it uses as much as digits as its factorization.

2306791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26008.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 2306791 is about 1518.8123649747. The cubic root of 2306791 is about 132.1303999109.

It can be divided in two parts, 230 and 6791, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 2306791 in words is "two million, three hundred six thousand, seven hundred ninety-one".