3963924217 has 4 divisors (see below), whose sum is σ = 4324280976. Its totient is φ = 3603567460.

The previous prime is 3963924197. The next prime is 3963924233. The reversal of 3963924217 is 7124293693.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7124293693 = 11 ⋅647663063.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3963924217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3963924917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180178363 + ... + 180178384.

It is an arithmetic number, because the mean of its divisors is an integer number (1081070244).

Almost surely, 2^3963924217 is an apocalyptic number.

It is an amenable number.

3963924217 is a deficient number, since it is larger than the sum of its proper divisors (360356759).

3963924217 is a wasteful number, since it uses less digits than its factorization.

3963924217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360356758.

The product of its digits is 489888, while the sum is 46.

The square root of 3963924217 is about 62959.7031203293. The cubic root of 3963924217 is about 1582.6144048358.

The spelling of 3963924217 in words is "three billion, nine hundred sixty-three million, nine hundred twenty-four thousand, two hundred seventeen".