3958120 has 16 divisors (see below), whose sum is σ = 8905860. Its totient is φ = 1583232.

The previous prime is 3958109. The next prime is 3958147. The reversal of 3958120 is 218593.

3958120 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 2 ways, for example, as 3944196 + 13924 = 1986^2 + 118^2 .

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49437 + ... + 49516.

Almost surely, 2^3958120 is an apocalyptic number.

It is an amenable number.

3958120 is an abundant number, since it is smaller than the sum of its proper divisors (4947740).

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

3958120 is a wasteful number, since it uses less digits than its factorization.

3958120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98964 (or 98960 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 3958120 is about 1989.5024503629. The cubic root of 3958120 is about 158.1841574339.

It can be divided in two parts, 39581 and 20, that added together give a square (39601 = 199²).

The spelling of 3958120 in words is "three million, nine hundred fifty-eight thousand, one hundred twenty".