3821900544 has 576 divisors, whose sum is σ = 14504878080. Its totient is φ = 963809280.

The previous prime is 3821900531. The next prime is 3821900549. The reversal of 3821900544 is 4450091283.

3821900544 is a `hidden beast` number, since 3 + 8 + 21 + 90 + 0 + 544 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3821900499 and 3821900508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3821900549) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22885549 + ... + 22885715.

It is an arithmetic number, because the mean of its divisors is an integer number (25182080).

Almost surely, 2^3821900544 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 3821900544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7252439040).

3821900544 is an abundant number, since it is smaller than the sum of its proper divisors (10682977536).

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

3821900544 is a wasteful number, since it uses less digits than its factorization.

3821900544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 3821900544 is about 61821.5216894570. The cubic root of 3821900544 is about 1563.4828692174.

The spelling of 3821900544 in words is "three billion, eight hundred twenty-one million, nine hundred thousand, five hundred forty-four".