3896859 has 16 divisors (see below), whose sum is σ = 5559840. Its totient is φ = 2419200.

The previous prime is 3896831. The next prime is 3896861. The reversal of 3896859 is 9586983.

It is not a de Polignac number, because 3896859 - 2²⁰ = 2848283 is a prime.

It is a super-3 number, since 3×3896859³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3896819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5209 + ... + 5909.

It is an arithmetic number, because the mean of its divisors is an integer number (347490).

Almost surely, 2^3896859 is an apocalyptic number.

3896859 is a deficient number, since it is larger than the sum of its proper divisors (1662981).

3896859 is a wasteful number, since it uses less digits than its factorization.

3896859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830.

The product of its digits is 466560, while the sum is 48.

The square root of 3896859 is about 1974.0463520394. The cubic root of 3896859 is about 157.3638228320.

The spelling of 3896859 in words is "three million, eight hundred ninety-six thousand, eight hundred fifty-nine".