4085955 has 48 divisors (see below), whose sum is σ = 7637760. Its totient is φ = 2016000.

The previous prime is 4085953. The next prime is 4085957. The reversal of 4085955 is 5595804.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4085953) and next prime (4085957).

It is not a de Polignac number, because 4085955 - 2¹ = 4085953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4085951) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40405 + ... + 40505.

It is an arithmetic number, because the mean of its divisors is an integer number (159120).

Almost surely, 2^4085955 is an apocalyptic number.

4085955 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4085955 is a deficient number, since it is larger than the sum of its proper divisors (3551805).

4085955 is a wasteful number, since it uses less digits than its factorization.

4085955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 4085955 is about 2021.3745323418. The cubic root of 4085955 is about 159.8690986636.

The spelling of 4085955 in words is "four million, eighty-five thousand, nine hundred fifty-five".