2772668 has 6 divisors (see below), whose sum is σ = 4852176. Its totient is φ = 1386332.

The previous prime is 2772647. The next prime is 2772697. The reversal of 2772668 is 8662772.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 346580 + ... + 346587.

It is an arithmetic number, because the mean of its divisors is an integer number (808696).

2^2772668 is an apocalyptic number.

It is an amenable number.

2772668 is a deficient number, since it is larger than the sum of its proper divisors (2079508).

2772668 is a wasteful number, since it uses less digits than its factorization.

2772668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693171 (or 693169 counting only the distinct ones).

The product of its digits is 56448, while the sum is 38.

The square root of 2772668 is about 1665.1330277188. The cubic root of 2772668 is about 140.4858629072.

The spelling of 2772668 in words is "two million, seven hundred seventy-two thousand, six hundred sixty-eight".