3955775 has 6 divisors (see below), whose sum is σ = 4905192. Its totient is φ = 3164600.

The previous prime is 3955771. The next prime is 3955799. The reversal of 3955775 is 5775593.

It is a happy number.

It is not a de Polignac number, because 3955775 - 2² = 3955771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3955771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79091 + ... + 79140.

It is an arithmetic number, because the mean of its divisors is an integer number (817532).

Almost surely, 2^3955775 is an apocalyptic number.

3955775 is a deficient number, since it is larger than the sum of its proper divisors (949417).

3955775 is a wasteful number, since it uses less digits than its factorization.

3955775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158241 (or 158236 counting only the distinct ones).

The product of its digits is 165375, while the sum is 41.

The square root of 3955775 is about 1988.9130197171. The cubic root of 3955775 is about 158.1529123707.

The spelling of 3955775 in words is "three million, nine hundred fifty-five thousand, seven hundred seventy-five".