3857722000 has 240 divisors, whose sum is σ = 10805558400. Its totient is φ = 1327392000.

The previous prime is 3857721953. The next prime is 3857722003. The reversal of 3857722000 is 2277583.

It is not an unprimeable number, because it can be changed into a prime (3857722003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4597581 + ... + 4598419.

It is an arithmetic number, because the mean of its divisors is an integer number (45023160).

Almost surely, 2^3857722000 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 3857722000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5402779200).

3857722000 is an abundant number, since it is smaller than the sum of its proper divisors (6947836400).

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

3857722000 is a wasteful number, since it uses less digits than its factorization.

3857722000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903 (or 876 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 3857722000 is about 62110.5627087696. The cubic root of 3857722000 is about 1568.3523629354.

Adding to 3857722000 its reverse (2277583), we get a palindrome (3859999583).

The spelling of 3857722000 in words is "three billion, eight hundred fifty-seven million, seven hundred twenty-two thousand".