2290373 has 4 divisors (see below), whose sum is σ = 2364288. Its totient is φ = 2216460.

The previous prime is 2290369. The next prime is 2290403. The reversal of 2290373 is 3730922.

2290373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 2290373 - 2² = 2290369 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36911 + ... + 36972.

It is an arithmetic number, because the mean of its divisors is an integer number (591072).

2^2290373 is an apocalyptic number.

It is an amenable number.

2290373 is a deficient number, since it is larger than the sum of its proper divisors (73915).

2290373 is an equidigital number, since it uses as much as digits as its factorization.

2290373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73914.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 2290373 is about 1513.3978326930. The cubic root of 2290373 is about 131.8161850741.

The spelling of 2290373 in words is "two million, two hundred ninety thousand, three hundred seventy-three".