2272503 has 16 divisors (see below), whose sum is σ = 3173760. Its totient is φ = 1444896.

The previous prime is 2272499. The next prime is 2272513. The reversal of 2272503 is 3052722.

It is not a de Polignac number, because 2272503 - 2² = 2272499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2272503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6376 + ... + 6722.

It is an arithmetic number, because the mean of its divisors is an integer number (198360).

2^2272503 is an apocalyptic number.

2272503 is a deficient number, since it is larger than the sum of its proper divisors (901257).

2272503 is a wasteful number, since it uses less digits than its factorization.

2272503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 2272503 is about 1507.4823382050. The cubic root of 2272503 is about 131.4724698642.

It can be divided in two parts, 2272 and 503, that added together give a triangular number (2775 = T₇₄).

The spelling of 2272503 in words is "two million, two hundred seventy-two thousand, five hundred three".