3440373 has 4 divisors (see below), whose sum is σ = 4587168. Its totient is φ = 2293580.

The previous prime is 3440369. The next prime is 3440377. The reversal of 3440373 is 3730443.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3730443 = 3 ⋅1243481.

It is an interprime number because it is at equal distance from previous prime (3440369) and next prime (3440377).

It is a cyclic number.

It is not a de Polignac number, because 3440373 - 2² = 3440369 is a prime.

It is a D-number.

3440373 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3440377) 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, 573393 + ... + 573398.

It is an arithmetic number, because the mean of its divisors is an integer number (1146792).

Almost surely, 2^3440373 is an apocalyptic number.

It is an amenable number.

3440373 is a deficient number, since it is larger than the sum of its proper divisors (1146795).

3440373 is a wasteful number, since it uses less digits than its factorization.

3440373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146794.

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 3440373 is about 1854.8242504345. The cubic root of 3440373 is about 150.9623021839.

The spelling of 3440373 in words is "three million, four hundred forty thousand, three hundred seventy-three".