1376668 has 6 divisors (see below), whose sum is σ = 2409176. Its totient is φ = 688332.

The previous prime is 1376653. The next prime is 1376693. The reversal of 1376668 is 8666731.

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, 172080 + ... + 172087.

2^1376668 is an apocalyptic number.

It is an amenable number.

1376668 is a deficient number, since it is larger than the sum of its proper divisors (1032508).

1376668 is a wasteful number, since it uses less digits than its factorization.

1376668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344171 (or 344169 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 1376668 is about 1173.3149619774. The cubic root of 1376668 is about 111.2439511924.

The spelling of 1376668 in words is "one million, three hundred seventy-six thousand, six hundred sixty-eight".