3865496 has 16 divisors (see below), whose sum is σ = 7348200. Its totient is φ = 1905984.

The previous prime is 3865481. The next prime is 3865513. The reversal of 3865496 is 6945683.

3865496 = 484² + 485² + ... + 499².

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, 2726 + ... + 3893.

Almost surely, 2^3865496 is an apocalyptic number.

It is an amenable number.

3865496 is a deficient number, since it is larger than the sum of its proper divisors (3482704).

3865496 is a wasteful number, since it uses less digits than its factorization.

3865496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6698 (or 6694 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 3865496 is about 1966.0864680883. The cubic root of 3865496 is about 156.9405159594.

The spelling of 3865496 in words is "three million, eight hundred sixty-five thousand, four hundred ninety-six".