1377868 has 12 divisors (see below), whose sum is σ = 2451232. Its totient is φ = 677520.

The previous prime is 1377853. The next prime is 1377881. The reversal of 1377868 is 8687731.

It is a self number, because there is not a number n which added to its sum of digits gives 1377868.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2580 + ... + 3067.

2^1377868 is an apocalyptic number.

It is an amenable number.

1377868 is a deficient number, since it is larger than the sum of its proper divisors (1073364).

1377868 is a wasteful number, since it uses less digits than its factorization.

1377868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5712 (or 5710 counting only the distinct ones).

The product of its digits is 56448, while the sum is 40.

The square root of 1377868 is about 1173.8262222322. The cubic root of 1377868 is about 111.2762644718.

The spelling of 1377868 in words is "one million, three hundred seventy-seven thousand, eight hundred sixty-eight".