3955000 has 80 divisors (see below), whose sum is σ = 10684080. Its totient is φ = 1344000.

The previous prime is 3954997. The next prime is 3955001. The reversal of 3955000 is 5593.

3955000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3955001) 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 19 ways as a sum of consecutive naturals, for example, 34944 + ... + 35056.

It is an arithmetic number, because the mean of its divisors is an integer number (133551).

Almost surely, 2^3955000 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 3955000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5342040).

3955000 is an abundant number, since it is smaller than the sum of its proper divisors (6729080).

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

3955000 is a wasteful number, since it uses less digits than its factorization.

3955000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 675, while the sum is 22.

The square root of 3955000 is about 1988.7181801351. The cubic root of 3955000 is about 158.1425834623.

The spelling of 3955000 in words is "three million, nine hundred fifty-five thousand".