2881373 has 6 divisors (see below), whose sum is σ = 3167262. Its totient is φ = 2619320.

The previous prime is 2881349. The next prime is 2881379. The reversal of 2881373 is 3731882.

It can be written as a sum of positive squares in only one way, i.e., 2474329 + 407044 = 1573^2 + 638^2 .

It is not a de Polignac number, because 2881373 - 2⁸ = 2881117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2881379) 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, 11786 + ... + 12027.

It is an arithmetic number, because the mean of its divisors is an integer number (527877).

2^2881373 is an apocalyptic number.

It is an amenable number.

2881373 is a deficient number, since it is larger than the sum of its proper divisors (285889).

2881373 is a wasteful number, since it uses less digits than its factorization.

2881373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23835 (or 23824 counting only the distinct ones).

The product of its digits is 8064, while the sum is 32.

The square root of 2881373 is about 1697.4607506508. The cubic root of 2881373 is about 142.2983379141.

It can be divided in two parts, 288 and 1373, that added together give a palindrome (1661).

The spelling of 2881373 in words is "two million, eight hundred eighty-one thousand, three hundred seventy-three".