3945674120 has 32 divisors (see below), whose sum is σ = 8881692120. Its totient is φ = 1577571840.

The previous prime is 3945674107. The next prime is 3945674123. The reversal of 3945674120 is 214765493.

3945674120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1261812484 + 2683861636 = 35522^2 + 51806^2 .

It is a super-2 number, since 2×3945674120² = 31136688522475548800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3945674123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75110 + ... + 116330.

Almost surely, 2^3945674120 is an apocalyptic number.

It is an amenable number.

3945674120 is an abundant number, since it is smaller than the sum of its proper divisors (4936018000).

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

3945674120 is a wasteful number, since it uses less digits than its factorization.

3945674120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43625 (or 43621 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 3945674120 is about 62814.6011688365. The cubic root of 3945674120 is about 1580.1818569718.

The spelling of 3945674120 in words is "three billion, nine hundred forty-five million, six hundred seventy-four thousand, one hundred twenty".