2140323 has 8 divisors (see below), whose sum is σ = 2923536. Its totient is φ = 1392000.

The previous prime is 2140309. The next prime is 2140337. The reversal of 2140323 is 3230412.

It is an interprime number because it is at equal distance from previous prime (2140309) and next prime (2140337).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2140323 - 2⁹ = 2139811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2140363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8578 + ... + 8823.

It is an arithmetic number, because the mean of its divisors is an integer number (365442).

2^2140323 is an apocalyptic number.

2140323 is a deficient number, since it is larger than the sum of its proper divisors (783213).

2140323 is a wasteful number, since it uses less digits than its factorization.

2140323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17445.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2140323 is about 1462.9842787945. The cubic root of 2140323 is about 128.8723573669.

Adding to 2140323 its reverse (3230412), we get a palindrome (5370735).

The spelling of 2140323 in words is "two million, one hundred forty thousand, three hundred twenty-three".