4076985 has 16 divisors (see below), whose sum is σ = 7116480. Its totient is φ = 1976640.

The previous prime is 4076981. The next prime is 4076987. The reversal of 4076985 is 5896704.

It is not a de Polignac number, because 4076985 - 2² = 4076981 is a prime.

4076985 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4076981) 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, 12190 + ... + 12519.

It is an arithmetic number, because the mean of its divisors is an integer number (444780).

Almost surely, 2^4076985 is an apocalyptic number.

It is an amenable number.

4076985 is a deficient number, since it is larger than the sum of its proper divisors (3039495).

4076985 is a wasteful number, since it uses less digits than its factorization.

4076985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24728.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 4076985 is about 2019.1545260331. The cubic root of 4076985 is about 159.7520247294.

The spelling of 4076985 in words is "four million, seventy-six thousand, nine hundred eighty-five".