3963926 has 4 divisors (see below), whose sum is σ = 5945892. Its totient is φ = 1981962.

The previous prime is 3963899. The next prime is 3963931. The reversal of 3963926 is 6293693.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3963926.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 990980 + ... + 990983.

It is an arithmetic number, because the mean of its divisors is an integer number (1486473).

Almost surely, 2^3963926 is an apocalyptic number.

3963926 is a deficient number, since it is larger than the sum of its proper divisors (1981966).

3963926 is a wasteful number, since it uses less digits than its factorization.

3963926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1981965.

The product of its digits is 52488, while the sum is 38.

The square root of 3963926 is about 1990.9610744563. The cubic root of 3963926 is about 158.2614642126.

The spelling of 3963926 in words is "three million, nine hundred sixty-three thousand, nine hundred twenty-six".