2773013 has 4 divisors (see below), whose sum is σ = 2825388. Its totient is φ = 2720640.

The previous prime is 2773007. The next prime is 2773019. The reversal of 2773013 is 3103772.

2773013 = 1177² + 1178².

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

It is an interprime number because it is at equal distance from previous prime (2773007) and next prime (2773019).

It can be written as a sum of positive squares in 2 ways, for example, as 1387684 + 1385329 = 1178^2 + 1177^2 .

It is a cyclic number.

It is not a de Polignac number, because 2773013 - 2⁴ = 2772997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 2773013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2773019) 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, 26108 + ... + 26213.

It is an arithmetic number, because the mean of its divisors is an integer number (706347).

2^2773013 is an apocalyptic number.

2773013 is the 1178-th centered square number.

It is an amenable number.

2773013 is a deficient number, since it is larger than the sum of its proper divisors (52375).

2773013 is an equidigital number, since it uses as much as digits as its factorization.

2773013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52374.

The product of its (nonzero) digits is 882, while the sum is 23.

The square root of 2773013 is about 1665.2366198231. The cubic root of 2773013 is about 140.4916894989.

Adding to 2773013 its reverse (3103772), we get a palindrome (5876785).

The spelling of 2773013 in words is "two million, seven hundred seventy-three thousand, thirteen".