3922804769 has 4 divisors (see below), whose sum is σ = 4224558996. Its totient is φ = 3621050544.

The previous prime is 3922804703. The next prime is 3922804777. The reversal of 3922804769 is 9674082293.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2126316544 + 1796488225 = 46112^2 + 42385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3922804769 is a prime.

It is a super-2 number, since 2×3922804769² = 30776794511378286722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3922884769) 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, 150877094 + ... + 150877119.

It is an arithmetic number, because the mean of its divisors is an integer number (1056139749).

Almost surely, 2^3922804769 is an apocalyptic number.

It is an amenable number.

3922804769 is a deficient number, since it is larger than the sum of its proper divisors (301754227).

3922804769 is a wasteful number, since it uses less digits than its factorization.

3922804769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301754226.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The square root of 3922804769 is about 62632.2981296392. The cubic root of 3922804769 is about 1577.1229983412.

The spelling of 3922804769 in words is "three billion, nine hundred twenty-two million, eight hundred four thousand, seven hundred sixty-nine".