3820217860 has 24 divisors (see below), whose sum is σ = 8032239936. Its totient is φ = 1526223840.

The previous prime is 3820217851. The next prime is 3820217983. The reversal of 3820217860 is 687120283.

3820217860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 99586 + ... + 132505.

It is an arithmetic number, because the mean of its divisors is an integer number (334676664).

Almost surely, 2^3820217860 is an apocalyptic number.

It is an amenable number.

3820217860 is an abundant number, since it is smaller than the sum of its proper divisors (4212022076).

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

3820217860 is a wasteful number, since it uses less digits than its factorization.

3820217860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232923 (or 232921 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 3820217860 is about 61807.9109823330. The cubic root of 3820217860 is about 1563.2533818397.

The spelling of 3820217860 in words is "three billion, eight hundred twenty million, two hundred seventeen thousand, eight hundred sixty".