1385575 has 12 divisors (see below), whose sum is σ = 1809160. Its totient is φ = 1049760.

The previous prime is 1385569. The next prime is 1385603. The reversal of 1385575 is 5755831.

It is not a de Polignac number, because 1385575 - 2¹⁵ = 1352807 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1385575.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 984 + ... + 1933.

2^1385575 is an apocalyptic number.

1385575 is a deficient number, since it is larger than the sum of its proper divisors (423585).

1385575 is a wasteful number, since it uses less digits than its factorization.

1385575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2946 (or 2941 counting only the distinct ones).

The product of its digits is 21000, while the sum is 34.

The square root of 1385575 is about 1177.1044983348. The cubic root of 1385575 is about 111.4833506212.

The spelling of 1385575 in words is "one million, three hundred eighty-five thousand, five hundred seventy-five".