2340031 has 4 divisors (see below), whose sum is σ = 2349000. Its totient is φ = 2331064.

The previous prime is 2340029. The next prime is 2340061. The reversal of 2340031 is 1300432.

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 2340031 - 2¹ = 2340029 is a prime.

It is a super-2 number, since 2×2340031² = 10951490161922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2339993 and 2340020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340001) 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, 4081 + ... + 4618.

It is an arithmetic number, because the mean of its divisors is an integer number (587250).

2^2340031 is an apocalyptic number.

2340031 is a deficient number, since it is larger than the sum of its proper divisors (8969).

2340031 is an equidigital number, since it uses as much as digits as its factorization.

2340031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8968.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2340031 is about 1529.7159867113. The cubic root of 2340031 is about 132.7620256921.

Adding to 2340031 its reverse (1300432), we get a palindrome (3640463).

The spelling of 2340031 in words is "two million, three hundred forty thousand, thirty-one".