1375868 has 12 divisors (see below), whose sum is σ = 2593080. Its totient is φ = 634992.

The previous prime is 1375853. The next prime is 1375877. The reversal of 1375868 is 8685731.

It is a congruent number.

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, 13178 + ... + 13281.

It is an arithmetic number, because the mean of its divisors is an integer number (216090).

2^1375868 is an apocalyptic number.

It is an amenable number.

1375868 is a deficient number, since it is larger than the sum of its proper divisors (1217212).

1375868 is a wasteful number, since it uses less digits than its factorization.

1375868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26476 (or 26474 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The square root of 1375868 is about 1172.9739980068. The cubic root of 1375868 is about 111.2223985728. Note that the first 3 decimals are identical.

The spelling of 1375868 in words is "one million, three hundred seventy-five thousand, eight hundred sixty-eight".