3933796849 has 4 divisors (see below), whose sum is σ = 3957930736. Its totient is φ = 3909662964.

The previous prime is 3933796847. The next prime is 3933796859. The reversal of 3933796849 is 9486973393.

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.

It is a cyclic number.

It is not a de Polignac number, because 3933796849 - 2¹ = 3933796847 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3933796847) 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, 12066699 + ... + 12067024.

It is an arithmetic number, because the mean of its divisors is an integer number (989482684).

Almost surely, 2^3933796849 is an apocalyptic number.

It is an amenable number.

3933796849 is a deficient number, since it is larger than the sum of its proper divisors (24133887).

3933796849 is a wasteful number, since it uses less digits than its factorization.

3933796849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24133886.

The product of its digits is 26453952, while the sum is 61.

The square root of 3933796849 is about 62719.9876355217. The cubic root of 3933796849 is about 1578.5947085155.

The spelling of 3933796849 in words is "three billion, nine hundred thirty-three million, seven hundred ninety-six thousand, eight hundred forty-nine".