3955120 has 40 divisors (see below), whose sum is σ = 9905616. Its totient is φ = 1459968.

The previous prime is 3955117. The next prime is 3955121. The reversal of 3955120 is 215593.

3955120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (3955121) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 862 + ... + 2941.

Almost surely, 2^3955120 is an apocalyptic number.

It is an amenable number.

3955120 is an abundant number, since it is smaller than the sum of its proper divisors (5950496).

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

3955120 is a wasteful number, since it uses less digits than its factorization.

3955120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3829 (or 3823 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 3955120 is about 1988.7483500936. The cubic root of 3955120 is about 158.1441828655.

The spelling of 3955120 in words is "three million, nine hundred fifty-five thousand, one hundred twenty".