2272349 has 4 divisors (see below), whose sum is σ = 2276640. Its totient is φ = 2268060.

The previous prime is 2272337. The next prime is 2272351. The reversal of 2272349 is 9432722.

It is a happy number.

2272349 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 2272349 - 2²⁰ = 1223773 is a prime.

It is a Duffinian number.

It is a Curzon 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, 1217 + ... + 2454.

It is an arithmetic number, because the mean of its divisors is an integer number (569160).

2^2272349 is an apocalyptic number.

It is an amenable number.

2272349 is a deficient number, since it is larger than the sum of its proper divisors (4291).

2272349 is an equidigital number, since it uses as much as digits as its factorization.

2272349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4290.

The product of its digits is 6048, while the sum is 29.

The square root of 2272349 is about 1507.4312587976. The cubic root of 2272349 is about 131.4694999792.

The spelling of 2272349 in words is "two million, two hundred seventy-two thousand, three hundred forty-nine".