2733121 has 4 divisors (see below), whose sum is σ = 2737152. Its totient is φ = 2729092.

The previous prime is 2733119. The next prime is 2733127. The reversal of 2733121 is 1213372.

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 2733121 - 2¹ = 2733119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2733127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 721 + ... + 2446.

It is an arithmetic number, because the mean of its divisors is an integer number (684288).

2^2733121 is an apocalyptic number.

It is an amenable number.

2733121 is a deficient number, since it is larger than the sum of its proper divisors (4031).

2733121 is an equidigital number, since it uses as much as digits as its factorization.

2733121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4030.

The product of its digits is 252, while the sum is 19.

The square root of 2733121 is about 1653.2153519732. The cubic root of 2733121 is about 139.8147379440.

Adding to 2733121 its reverse (1213372), we get a palindrome (3946493).

The spelling of 2733121 in words is "two million, seven hundred thirty-three thousand, one hundred twenty-one".