2306423 has 4 divisors (see below), whose sum is σ = 2635920. Its totient is φ = 1976928.

The previous prime is 2306413. The next prime is 2306449. The reversal of 2306423 is 3246032.

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 2306423 - 2¹⁴ = 2290039 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2306395 and 2306404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2306413) 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, 164738 + ... + 164751.

It is an arithmetic number, because the mean of its divisors is an integer number (658980).

2^2306423 is an apocalyptic number.

2306423 is a deficient number, since it is larger than the sum of its proper divisors (329497).

2306423 is an equidigital number, since it uses as much as digits as its factorization.

2306423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329496.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2306423 is about 1518.6912128540. The cubic root of 2306423 is about 132.1233733283.

The spelling of 2306423 in words is "two million, three hundred six thousand, four hundred twenty-three".