2273455 has 8 divisors (see below), whose sum is σ = 2822400. Its totient is φ = 1755936.

The previous prime is 2273449. The next prime is 2273459. The reversal of 2273455 is 5543722.

2273455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2273455 - 2⁹ = 2272943 is a prime.

2273455 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273459) 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 7 ways as a sum of consecutive naturals, for example, 7695 + ... + 7984.

It is an arithmetic number, because the mean of its divisors is an integer number (352800).

2^2273455 is an apocalyptic number.

2273455 is a deficient number, since it is larger than the sum of its proper divisors (548945).

2273455 is a wasteful number, since it uses less digits than its factorization.

2273455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15713.

The product of its digits is 8400, while the sum is 28.

The square root of 2273455 is about 1507.7980634024. The cubic root of 2273455 is about 131.4908261755.

The spelling of 2273455 in words is "two million, two hundred seventy-three thousand, four hundred fifty-five".