3996486 has 32 divisors (see below), whose sum is σ = 9565920. Its totient is φ = 1229472.

The previous prime is 3996467. The next prime is 3996511. The reversal of 3996486 is 6846993.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2145 + ... + 3548.

It is an arithmetic number, because the mean of its divisors is an integer number (298935).

Almost surely, 2^3996486 is an apocalyptic number.

3996486 is an abundant number, since it is smaller than the sum of its proper divisors (5569434).

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

3996486 is a wasteful number, since it uses less digits than its factorization.

3996486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5717 (or 5711 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 3996486 is about 1999.1213069746. The cubic root of 3996486 is about 158.6936071839.

The spelling of 3996486 in words is "three million, nine hundred ninety-six thousand, four hundred eighty-six".