4142685 has 32 divisors (see below), whose sum is σ = 7004160. Its totient is φ = 2088000.

The previous prime is 4142669. The next prime is 4142689. The reversal of 4142685 is 5862414.

It is not a de Polignac number, because 4142685 - 2⁴ = 4142669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4142689) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27360 + ... + 27510.

It is an arithmetic number, because the mean of its divisors is an integer number (218880).

Almost surely, 2^4142685 is an apocalyptic number.

It is an amenable number.

4142685 is a deficient number, since it is larger than the sum of its proper divisors (2861475).

4142685 is a wasteful number, since it uses less digits than its factorization.

4142685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249.

The product of its digits is 7680, while the sum is 30.

The square root of 4142685 is about 2035.3586907472. The cubic root of 4142685 is about 160.6055826478.

The spelling of 4142685 in words is "four million, one hundred forty-two thousand, six hundred eighty-five".