3289779823 has 12 divisors (see below), whose sum is σ = 3618866160. Its totient is φ = 2988370880.

The previous prime is 3289779809. The next prime is 3289779863.

3289779823 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-3289779823 is a prime.

It is a super-2 number, since 2×3289779823² = 21645302567635822658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3289779863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155463 + ... + 175351.

It is an arithmetic number, because the mean of its divisors is an integer number (301572180).

Almost surely, 2^3289779823 is an apocalyptic number.

3289779823 is a deficient number, since it is larger than the sum of its proper divisors (329086337).

3289779823 is a wasteful number, since it uses less digits than its factorization.

3289779823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21278 (or 21267 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 58.

The square root of 3289779823 is about 57356.6022616403. The cubic root of 3289779823 is about 1487.2670083774.

The spelling of 3289779823 in words is "three billion, two hundred eighty-nine million, seven hundred seventy-nine thousand, eight hundred twenty-three".