2772963 has 6 divisors (see below), whose sum is σ = 4005404. Its totient is φ = 1848636.

The previous prime is 2772923. The next prime is 2772967. The reversal of 2772963 is 3692772.

It is a de Polignac number, because none of the positive numbers 2^k-2772963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2772967) 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 5 ways as a sum of consecutive naturals, for example, 154045 + ... + 154062.

2^2772963 is an apocalyptic number.

2772963 is a deficient number, since it is larger than the sum of its proper divisors (1232441).

2772963 is a wasteful number, since it uses less digits than its factorization.

2772963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308113 (or 308110 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 2772963 is about 1665.2216068740. The cubic root of 2772963 is about 140.4908450952.

It can be divided in two parts, 277 and 2963, that added together give a triangular number (3240 = T₈₀).

The spelling of 2772963 in words is "two million, seven hundred seventy-two thousand, nine hundred sixty-three".