1385166 has 8 divisors (see below), whose sum is σ = 2770344. Its totient is φ = 461720.

The previous prime is 1385149. The next prime is 1385171. The reversal of 1385166 is 6615831.

It is a sphenic number, since it is the product of 3 distinct primes.

1385166 is an admirable number.

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, 115425 + ... + 115436.

It is an arithmetic number, because the mean of its divisors is an integer number (346293).

2^1385166 is an apocalyptic number.

1385166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1385166 is a wasteful number, since it uses less digits than its factorization.

1385166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230866.

The product of its digits is 4320, while the sum is 30.

The square root of 1385166 is about 1176.9307541228. The cubic root of 1385166 is about 111.4723801630.

It can be divided in two parts, 1385 and 166, that added together give a palindrome (1551).

The spelling of 1385166 in words is "one million, three hundred eighty-five thousand, one hundred sixty-six".