3838518220 has 12 divisors (see below), whose sum is σ = 8060888304. Its totient is φ = 1535407280.

The previous prime is 3838518209. The next prime is 3838518253. The reversal of 3838518220 is 228158383.

3838518220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95962936 + ... + 95962975.

It is an arithmetic number, because the mean of its divisors is an integer number (671740692).

Almost surely, 2^3838518220 is an apocalyptic number.

It is an amenable number.

3838518220 is an abundant number, since it is smaller than the sum of its proper divisors (4222370084).

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

3838518220 is a wasteful number, since it uses less digits than its factorization.

3838518220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191925920 (or 191925918 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 3838518220 is about 61955.7763247302. The cubic root of 3838518220 is about 1565.7456078949.

The spelling of 3838518220 in words is "three billion, eight hundred thirty-eight million, five hundred eighteen thousand, two hundred twenty".