2776873 has 4 divisors (see below), whose sum is σ = 3029328. Its totient is φ = 2524420.

The previous prime is 2776871. The next prime is 2776883. The reversal of 2776873 is 3786772.

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 2776873 - 2¹ = 2776871 is a prime.

It is a super-2 number, since 2×2776873² = 15422047316258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2776871) 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, 126211 + ... + 126232.

It is an arithmetic number, because the mean of its divisors is an integer number (757332).

2^2776873 is an apocalyptic number.

It is an amenable number.

2776873 is a deficient number, since it is larger than the sum of its proper divisors (252455).

2776873 is a wasteful number, since it uses less digits than its factorization.

2776873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252454.

The product of its digits is 98784, while the sum is 40.

The square root of 2776873 is about 1666.3952112269. The cubic root of 2776873 is about 140.5568468436.

The spelling of 2776873 in words is "two million, seven hundred seventy-six thousand, eight hundred seventy-three".