3885345 has 12 divisors (see below), whose sum is σ = 6734676. Its totient is φ = 2072160.

The previous prime is 3885337. The next prime is 3885347. The reversal of 3885345 is 5435883.

It can be written as a sum of positive squares in 2 ways, for example, as 1192464 + 2692881 = 1092^2 + 1641^2 .

It is not a de Polignac number, because 3885345 - 2³ = 3885337 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3885347) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43126 + ... + 43215.

It is an arithmetic number, because the mean of its divisors is an integer number (561223).

Almost surely, 2^3885345 is an apocalyptic number.

It is an amenable number.

3885345 is a deficient number, since it is larger than the sum of its proper divisors (2849331).

3885345 is a wasteful number, since it uses less digits than its factorization.

3885345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86352 (or 86349 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 3885345 is about 1971.1278497348. The cubic root of 3885345 is about 157.2086829693.

The spelling of 3885345 in words is "three million, eight hundred eighty-five thousand, three hundred forty-five".