3956955 has 16 divisors (see below), whose sum is σ = 6376704. Its totient is φ = 2095200.

The previous prime is 3956941. The next prime is 3956957. The reversal of 3956955 is 5596593.

It is not a de Polignac number, because 3956955 - 2¹⁵ = 3924187 is a prime.

3956955 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3956957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1392 + ... + 3138.

It is an arithmetic number, because the mean of its divisors is an integer number (398544).

Almost surely, 2^3956955 is an apocalyptic number.

3956955 is a deficient number, since it is larger than the sum of its proper divisors (2419749).

3956955 is a wasteful number, since it uses less digits than its factorization.

3956955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1906.

The product of its digits is 182250, while the sum is 42.

The square root of 3956955 is about 1989.2096420438. The cubic root of 3956955 is about 158.1686363762.

The spelling of 3956955 in words is "three million, nine hundred fifty-six thousand, nine hundred fifty-five".