3956301840 has 160 divisors (see below), whose sum is σ = 12695187456. Its totient is φ = 1018160640.

The previous prime is 3956301779. The next prime is 3956301857. The reversal of 3956301840 is 481036593.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4783507 + ... + 4784333.

Almost surely, 2^3956301840 is an apocalyptic number.

3956301840 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3956301840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6347593728).

3956301840 is an abundant number, since it is smaller than the sum of its proper divisors (8738885616).

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

3956301840 is a wasteful number, since it uses less digits than its factorization.

3956301840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517 (or 1511 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 3956301840 is about 62899.1402166993. The cubic root of 3956301840 is about 1581.5993312571.

The spelling of 3956301840 in words is "three billion, nine hundred fifty-six million, three hundred one thousand, eight hundred forty".