3721952256 has 528 divisors, whose sum is σ = 12545326080. Its totient is φ = 973209600.

The previous prime is 3721952233. The next prime is 3721952263. The reversal of 3721952256 is 6522591273.

It is a tau number, because it is divible by the number of its divisors (528).

Its product of digits (226800) is a multiple of the sum of its prime factors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 120062961 + ... + 120062991.

Almost surely, 2^3721952256 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 3721952256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6272663040).

3721952256 is an abundant number, since it is smaller than the sum of its proper divisors (8823373824).

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

3721952256 is a wasteful number, since it uses less digits than its factorization.

3721952256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112 (or 83 counting only the distinct ones).

The product of its digits is 226800, while the sum is 42.

The square root of 3721952256 is about 61007.8048777368. The cubic root of 3721952256 is about 1549.7331841807.

The spelling of 3721952256 in words is "three billion, seven hundred twenty-one million, nine hundred fifty-two thousand, two hundred fifty-six".