2340723 has 16 divisors (see below), whose sum is σ = 3891456. Its totient is φ = 1215840.

The previous prime is 2340721. The next prime is 2340727. The reversal of 2340723 is 3270432.

It is a happy number.

It is not a de Polignac number, because 2340723 - 2¹ = 2340721 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2340723.

It is not an unprimeable number, because it can be changed into a prime (2340721) 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, 4836 + ... + 5297.

It is an arithmetic number, because the mean of its divisors is an integer number (243216).

2^2340723 is an apocalyptic number.

2340723 is a deficient number, since it is larger than the sum of its proper divisors (1550733).

2340723 is a wasteful number, since it uses less digits than its factorization.

2340723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10154.

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 2340723 is about 1529.9421557693. The cubic root of 2340723 is about 132.7751113117.

It can be divided in two parts, 2 and 340723, that added together give a triangular number (340725 = T₈₂₅).

The spelling of 2340723 in words is "two million, three hundred forty thousand, seven hundred twenty-three".