3146865 has 16 divisors (see below), whose sum is σ = 5065728. Its totient is φ = 1668096.

The previous prime is 3146863. The next prime is 3146867. The reversal of 3146865 is 5686413.

It is an interprime number because it is at equal distance from previous prime (3146863) and next prime (3146867).

It is not a de Polignac number, because 3146865 - 2¹ = 3146863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3146861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2352 + ... + 3438.

It is an arithmetic number, because the mean of its divisors is an integer number (316608).

Almost surely, 2^3146865 is an apocalyptic number.

It is an amenable number.

3146865 is a deficient number, since it is larger than the sum of its proper divisors (1918863).

3146865 is a wasteful number, since it uses less digits than its factorization.

3146865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288.

The product of its digits is 17280, while the sum is 33.

The square root of 3146865 is about 1773.9405288791. The cubic root of 3146865 is about 146.5410741877.

The spelling of 3146865 in words is "three million, one hundred forty-six thousand, eight hundred sixty-five".