3933216805 has 8 divisors (see below), whose sum is σ = 5394125952. Its totient is φ = 2697062928.

The previous prime is 3933216799. The next prime is 3933216851. The reversal of 3933216805 is 5086123393.

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

It is not a de Polignac number, because 3933216805 - 2¹⁵ = 3933184037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56188777 + ... + 56188846.

It is an arithmetic number, because the mean of its divisors is an integer number (674265744).

Almost surely, 2^3933216805 is an apocalyptic number.

3933216805 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3933216805 is a deficient number, since it is larger than the sum of its proper divisors (1460909147).

3933216805 is a wasteful number, since it uses less digits than its factorization.

3933216805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112377635.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 3933216805 is about 62715.3633888858. The cubic root of 3933216805 is about 1578.5171160153.

The spelling of 3933216805 in words is "three billion, nine hundred thirty-three million, two hundred sixteen thousand, eight hundred five".