4085078 has 8 divisors (see below), whose sum is σ = 6144768. Its totient is φ = 2036824.

The previous prime is 4085069. The next prime is 4085089. The reversal of 4085078 is 8705804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1901 + ... + 3432.

It is an arithmetic number, because the mean of its divisors is an integer number (768096).

Almost surely, 2^4085078 is an apocalyptic number.

4085078 is a deficient number, since it is larger than the sum of its proper divisors (2059690).

4085078 is a wasteful number, since it uses less digits than its factorization.

4085078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5718.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 4085078 is about 2021.1575891058. The cubic root of 4085078 is about 159.8576598664.

The spelling of 4085078 in words is "four million, eighty-five thousand, seventy-eight".