3809822620 has 48 divisors (see below), whose sum is σ = 8458682400. Its totient is φ = 1437384960.

The previous prime is 3809822617. The next prime is 3809822647. The reversal of 3809822620 is 262289083.

3809822620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65130 + ... + 108910.

It is an arithmetic number, because the mean of its divisors is an integer number (176222550).

Almost surely, 2^3809822620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3809822620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4229341200).

3809822620 is an abundant number, since it is smaller than the sum of its proper divisors (4648859780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3809822620 is a wasteful number, since it uses less digits than its factorization.

3809822620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44038 (or 44036 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 3809822620 is about 61723.7605788889. The cubic root of 3809822620 is about 1561.8341646888.

The spelling of 3809822620 in words is "three billion, eight hundred nine million, eight hundred twenty-two thousand, six hundred twenty".