3996626 has 8 divisors (see below), whose sum is σ = 6003660. Its totient is φ = 1995408.

The previous prime is 3996589. The next prime is 3996647. The reversal of 3996626 is 6266993.

It can be written as a sum of positive squares in 2 ways, for example, as 3996001 + 625 = 1999^2 + 25^2 .

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

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, 1340 + ... + 3128.

Almost surely, 2^3996626 is an apocalyptic number.

3996626 is a deficient number, since it is larger than the sum of its proper divisors (2007034).

3996626 is a wasteful number, since it uses less digits than its factorization.

3996626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2908.

The product of its digits is 104976, while the sum is 41.

The square root of 3996626 is about 1999.1563220519. The cubic root of 3996626 is about 158.6954602155.

The spelling of 3996626 in words is "three million, nine hundred ninety-six thousand, six hundred twenty-six".