2733949 has 4 divisors (see below), whose sum is σ = 2739100. Its totient is φ = 2728800.

The previous prime is 2733947. The next prime is 2733971. The reversal of 2733949 is 9493372.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2160900 + 573049 = 1470^2 + 757^2 .

It is a cyclic number.

It is not a de Polignac number, because 2733949 - 2¹ = 2733947 is a prime.

It is a Duffinian number.

2733949 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2733947) 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, 1674 + ... + 2875.

It is an arithmetic number, because the mean of its divisors is an integer number (684775).

2^2733949 is an apocalyptic number.

It is an amenable number.

2733949 is a deficient number, since it is larger than the sum of its proper divisors (5151).

2733949 is an equidigital number, since it uses as much as digits as its factorization.

2733949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5150.

The product of its digits is 40824, while the sum is 37.

The square root of 2733949 is about 1653.4657541056. The cubic root of 2733949 is about 139.8288554937.

The spelling of 2733949 in words is "two million, seven hundred thirty-three thousand, nine hundred forty-nine".