3867222968 has 128 divisors (see below), whose sum is σ = 9215078400. Its totient is φ = 1483315200.

The previous prime is 3867222949. The next prime is 3867222971. The reversal of 3867222968 is 8692227683.

It is a Cunningham number, because it is equal to 62187²-1.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1740098 + ... + 1742318.

It is an arithmetic number, because the mean of its divisors is an integer number (71992800).

Almost surely, 2^3867222968 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 3867222968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4607539200).

3867222968 is an abundant number, since it is smaller than the sum of its proper divisors (5347855432).

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

3867222968 is a wasteful number, since it uses less digits than its factorization.

3867222968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341 (or 2337 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 53.

The square root of 3867222968 is about 62186.9999919597. Note that the first 5 decimals coincide. The cubic root of 3867222968 is about 1569.6388431852.

The spelling of 3867222968 in words is "three billion, eight hundred sixty-seven million, two hundred twenty-two thousand, nine hundred sixty-eight".