3896856 has 32 divisors (see below), whose sum is σ = 10825200. Its totient is φ = 1298880.

The previous prime is 3896831. The next prime is 3896861. The reversal of 3896856 is 6586983.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8805 + ... + 9236.

Almost surely, 2^3896856 is an apocalyptic number.

3896856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3896856 is an abundant number, since it is smaller than the sum of its proper divisors (6928344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3896856 is a wasteful number, since it uses less digits than its factorization.

3896856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18056 (or 18046 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 3896856 is about 1974.0455921787. The cubic root of 3896856 is about 157.3637824498.

The spelling of 3896856 in words is "three million, eight hundred ninety-six thousand, eight hundred fifty-six".