2738813 has 8 divisors (see below), whose sum is σ = 3414720. Its totient is φ = 2134080.

The previous prime is 2738809. The next prime is 2738821. The reversal of 2738813 is 3188372.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2738813 - 2² = 2738809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2738813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2738803) 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 7 ways as a sum of consecutive naturals, for example, 17708 + ... + 17861.

It is an arithmetic number, because the mean of its divisors is an integer number (426840).

2^2738813 is an apocalyptic number.

It is an amenable number.

2738813 is a deficient number, since it is larger than the sum of its proper divisors (675907).

2738813 is a wasteful number, since it uses less digits than its factorization.

2738813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35587.

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

The square root of 2738813 is about 1654.9359504223. The cubic root of 2738813 is about 139.9117300718.

The spelling of 2738813 in words is "two million, seven hundred thirty-eight thousand, eight hundred thirteen".