3885866244 has 384 divisors, whose sum is σ = 12202803200. Its totient is φ = 1058158080.

The previous prime is 3885866233. The next prime is 3885866279. The reversal of 3885866244 is 4426685883.

3885866244 is a `hidden beast` number, since 3 + 8 + 8 + 5 + 8 + 6 + 624 + 4 = 666.

It is a super-3 number, since 3×3885866244³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (8847360) is a multiple of the sum of its prime factors (240).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 30597309 + ... + 30597435.

Almost surely, 2^3885866244 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 3885866244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6101401600).

3885866244 is an abundant number, since it is smaller than the sum of its proper divisors (8316936956).

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

3885866244 is a wasteful number, since it uses less digits than its factorization.

3885866244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240 (or 232 counting only the distinct ones).

The product of its digits is 8847360, while the sum is 54.

The square root of 3885866244 is about 62336.7166604081. The cubic root of 3885866244 is about 1572.1571283996.

The spelling of 3885866244 in words is "three billion, eight hundred eighty-five million, eight hundred sixty-six thousand, two hundred forty-four".