2776073 has 4 divisors (see below), whose sum is σ = 2851140. Its totient is φ = 2701008.

The previous prime is 2776063. The next prime is 2776091. The reversal of 2776073 is 3706772.

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 1054729 + 1721344 = 1027^2 + 1312^2 .

It is a cyclic number.

It is not a de Polignac number, because 2776073 - 2¹⁴ = 2759689 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2776003) 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, 37478 + ... + 37551.

It is an arithmetic number, because the mean of its divisors is an integer number (712785).

2^2776073 is an apocalyptic number.

It is an amenable number.

2776073 is a deficient number, since it is larger than the sum of its proper divisors (75067).

2776073 is an equidigital number, since it uses as much as digits as its factorization.

2776073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75066.

The product of its (nonzero) digits is 12348, while the sum is 32.

The square root of 2776073 is about 1666.1551548400. The cubic root of 2776073 is about 140.5433476933.

The spelling of 2776073 in words is "two million, seven hundred seventy-six thousand, seventy-three".