3996682 has 4 divisors (see below), whose sum is σ = 5995026. Its totient is φ = 1998340.

The previous prime is 3996653. The next prime is 3996743. The reversal of 3996682 is 2866993.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2866993 = 199 ⋅14407.

It can be written as a sum of positive squares in only one way, i.e., 3272481 + 724201 = 1809^2 + 851^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 999169 + ... + 999172.

Almost surely, 2^3996682 is an apocalyptic number.

3996682 is a deficient number, since it is larger than the sum of its proper divisors (1998344).

3996682 is a wasteful number, since it uses less digits than its factorization.

3996682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1998343.

The product of its digits is 139968, while the sum is 43.

The square root of 3996682 is about 1999.1703279111. The cubic root of 3996682 is about 158.6962014161.

It can be divided in two parts, 3996 and 682, that multiplied together give a palindrome (2725272).

The spelling of 3996682 in words is "three million, nine hundred ninety-six thousand, six hundred eighty-two".