3955740 has 24 divisors (see below), whose sum is σ = 11076240. Its totient is φ = 1054848.

The previous prime is 3955733. The next prime is 3955753. The reversal of 3955740 is 475593.

3955740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 15.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 32905 + ... + 33024.

It is an arithmetic number, because the mean of its divisors is an integer number (461510).

Almost surely, 2^3955740 is an apocalyptic number.

3955740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3955740 is an abundant number, since it is smaller than the sum of its proper divisors (7120500).

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

3955740 is a wasteful number, since it uses less digits than its factorization.

3955740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65941 (or 65939 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 3955740 is about 1988.9042209217. The cubic root of 3955740 is about 158.1524459329.

The spelling of 3955740 in words is "three million, nine hundred fifty-five thousand, seven hundred forty".