3896646 has 16 divisors (see below), whose sum is σ = 8392944. Its totient is φ = 1198944.

The previous prime is 3896609. The next prime is 3896657. The reversal of 3896646 is 6466983.

It is a junction number, because it is equal to n+sod(n) for n = 3896598 and 3896607.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24901 + ... + 25056.

It is an arithmetic number, because the mean of its divisors is an integer number (524559).

Almost surely, 2^3896646 is an apocalyptic number.

3896646 is an abundant number, since it is smaller than the sum of its proper divisors (4496298).

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

3896646 is a wasteful number, since it uses less digits than its factorization.

3896646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49975.

The product of its digits is 186624, while the sum is 42.

The square root of 3896646 is about 1973.9924012012. The cubic root of 3896646 is about 157.3609556421.

The spelling of 3896646 in words is "three million, eight hundred ninety-six thousand, six hundred forty-six".