2272373 has 4 divisors (see below), whose sum is σ = 2406060. Its totient is φ = 2138688.

The previous prime is 2272357. The next prime is 2272379. The reversal of 2272373 is 3732722.

2272373 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.

It can be written as a sum of positive squares in 2 ways, for example, as 628849 + 1643524 = 793^2 + 1282^2 .

It is a cyclic number.

It is not a de Polignac number, because 2272373 - 2⁴ = 2272357 is a prime.

It is a super-2 number, since 2×2272373² = 10327358102258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272379) 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, 66818 + ... + 66851.

It is an arithmetic number, because the mean of its divisors is an integer number (601515).

2^2272373 is an apocalyptic number.

It is an amenable number.

2272373 is a deficient number, since it is larger than the sum of its proper divisors (133687).

2272373 is a wasteful number, since it uses less digits than its factorization.

2272373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133686.

The product of its digits is 3528, while the sum is 26.

The square root of 2272373 is about 1507.4392193385. The cubic root of 2272373 is about 131.4699628272.

The spelling of 2272373 in words is "two million, two hundred seventy-two thousand, three hundred seventy-three".