1385678 has 16 divisors (see below), whose sum is σ = 2458080. Its totient is φ = 573216.

The previous prime is 1385647. The next prime is 1385693. The reversal of 1385678 is 8765831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1301 + ... + 2112.

It is an arithmetic number, because the mean of its divisors is an integer number (153630).

2^1385678 is an apocalyptic number.

1385678 is a deficient number, since it is larger than the sum of its proper divisors (1072402).

1385678 is a wasteful number, since it uses less digits than its factorization.

1385678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3451.

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

The square root of 1385678 is about 1177.1482489474. The cubic root of 1385678 is about 111.4861130124.

The spelling of 1385678 in words is "one million, three hundred eighty-five thousand, six hundred seventy-eight".