2013273 has 6 divisors (see below), whose sum is σ = 2908074. Its totient is φ = 1342176.

The previous prime is 2013251. The next prime is 2013287. The reversal of 2013273 is 3723102.

It can be written as a sum of positive squares in only one way, i.e., 1734489 + 278784 = 1317^2 + 528^2 .

It is not a de Polignac number, because 2013273 - 2⁵ = 2013241 is a prime.

2013273 is a lucky number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (2013173) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111840 + ... + 111857.

It is an arithmetic number, because the mean of its divisors is an integer number (484679).

2^2013273 is an apocalyptic number.

It is an amenable number.

2013273 is a deficient number, since it is larger than the sum of its proper divisors (894801).

2013273 is a wasteful number, since it uses less digits than its factorization.

2013273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223703 (or 223700 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 2013273 is about 1418.8985164556. The cubic root of 2013273 is about 126.2702062224.

Subtracting from 2013273 its product of nonzero digits (252), we obtain a triangular number (2013021 = T₂₀₀₆).

Adding to 2013273 its reverse (3723102), we get a palindrome (5736375).

The spelling of 2013273 in words is "two million, thirteen thousand, two hundred seventy-three".