3439864 has 16 divisors (see below), whose sum is σ = 6672600. Its totient is φ = 1660512.

The previous prime is 3439861. The next prime is 3439867. The reversal of 3439864 is 4689343.

3439864 = T₃₁₅ + T₃₁₆ + ... + T₃₇₂.

It is an interprime number because it is at equal distance from previous prime (3439861) and next prime (3439867).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3439861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7182 + ... + 7645.

Almost surely, 2^3439864 is an apocalyptic number.

It is an amenable number.

3439864 is a deficient number, since it is larger than the sum of its proper divisors (3232736).

3439864 is a wasteful number, since it uses less digits than its factorization.

3439864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14862 (or 14858 counting only the distinct ones).

The product of its digits is 62208, while the sum is 37.

The square root of 3439864 is about 1854.6870355939. The cubic root of 3439864 is about 150.9548569057.

The spelling of 3439864 in words is "three million, four hundred thirty-nine thousand, eight hundred sixty-four".