3886372220 has 24 divisors (see below), whose sum is σ = 8295177408. Its totient is φ = 1529064000.

The previous prime is 3886372211. The next prime is 3886372223. The reversal of 3886372220 is 222736883.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3886372223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1591556 + ... + 1593995.

It is an arithmetic number, because the mean of its divisors is an integer number (345632392).

Almost surely, 2^3886372220 is an apocalyptic number.

It is an amenable number.

3886372220 is an abundant number, since it is smaller than the sum of its proper divisors (4408805188).

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

3886372220 is a wasteful number, since it uses less digits than its factorization.

3886372220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185621 (or 3185619 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 3886372220 is about 62340.7749390397. The cubic root of 3886372220 is about 1572.2253619415.

The spelling of 3886372220 in words is "three billion, eight hundred eighty-six million, three hundred seventy-two thousand, two hundred twenty".