2031373 has 4 divisors (see below), whose sum is σ = 2061760. Its totient is φ = 2000988.

The previous prime is 2031353. The next prime is 2031391. The reversal of 2031373 is 3731302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2031373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2031373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031353) 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, 15093 + ... + 15226.

It is an arithmetic number, because the mean of its divisors is an integer number (515440).

2^2031373 is an apocalyptic number.

It is an amenable number.

2031373 is a deficient number, since it is larger than the sum of its proper divisors (30387).

2031373 is an equidigital number, since it uses as much as digits as its factorization.

2031373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30386.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 2031373 is about 1425.2624319752. The cubic root of 2031373 is about 126.6474817050.

Adding to 2031373 its reverse (3731302), we get a palindrome (5762675).

The spelling of 2031373 in words is "two million, thirty-one thousand, three hundred seventy-three".