3720392256 has 112 divisors (see below), whose sum is σ = 11264676480. Its totient is φ = 1061560320.

The previous prime is 3720392237. The next prime is 3720392303. The reversal of 3720392256 is 6522930273.

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1424680 + ... + 1427288.

Almost surely, 2^3720392256 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 3720392256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5632338240).

3720392256 is an abundant number, since it is smaller than the sum of its proper divisors (7544284224).

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

3720392256 is a wasteful number, since it uses less digits than its factorization.

3720392256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3692 (or 3682 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 39.

The square root of 3720392256 is about 60995.0182883816. The cubic root of 3720392256 is about 1549.5166381815.

The spelling of 3720392256 in words is "three billion, seven hundred twenty million, three hundred ninety-two thousand, two hundred fifty-six".