3996386 has 8 divisors (see below), whose sum is σ = 6004560. Its totient is φ = 1994868.

The previous prime is 3996379. The next prime is 3996397. The reversal of 3996386 is 6836993.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3996386² = 31942202121992, which contains 22 as substring.

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, 305 + ... + 2843.

It is an arithmetic number, because the mean of its divisors is an integer number (750570).

Almost surely, 2^3996386 is an apocalyptic number.

3996386 is a deficient number, since it is larger than the sum of its proper divisors (2008174).

3996386 is a wasteful number, since it uses less digits than its factorization.

3996386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3328.

The product of its digits is 209952, while the sum is 44.

The square root of 3996386 is about 1999.0962958297. The cubic root of 3996386 is about 158.6922835633.

The spelling of 3996386 in words is "three million, nine hundred ninety-six thousand, three hundred eighty-six".