3963693 has 8 divisors (see below), whose sum is σ = 5297728. Its totient is φ = 2636064.

The previous prime is 3963683. The next prime is 3963709.

3963693 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 3963693 - 2¹⁴ = 3947309 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3963623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105 + ... + 2817.

It is an arithmetic number, because the mean of its divisors is an integer number (662216).

Almost surely, 2^3963693 is an apocalyptic number.

It is an amenable number.

3963693 is a deficient number, since it is larger than the sum of its proper divisors (1334035).

3963693 is a wasteful number, since it uses less digits than its factorization.

3963693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3203.

The product of its digits is 78732, while the sum is 39.

The square root of 3963693 is about 1990.9025591425. The cubic root of 3963693 is about 158.2583632765.

It can be divided in two parts, 3963 and 693, that added together give a triangular number (4656 = T₉₆).

The spelling of 3963693 in words is "three million, nine hundred sixty-three thousand, six hundred ninety-three".