3985134 has 16 divisors (see below), whose sum is σ = 7989840. Its totient is φ = 1325120.

The previous prime is 3985103. The next prime is 3985181. The reversal of 3985134 is 4315893.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 3985095 and 3985104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4444 + ... + 5264.

It is an arithmetic number, because the mean of its divisors is an integer number (499365).

Almost surely, 2^3985134 is an apocalyptic number.

3985134 is an abundant number, since it is smaller than the sum of its proper divisors (4004706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3985134 is a wasteful number, since it uses less digits than its factorization.

3985134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1635.

The product of its digits is 12960, while the sum is 33.

The square root of 3985134 is about 1996.2800404753. The cubic root of 3985134 is about 158.5432085392.

The spelling of 3985134 in words is "three million, nine hundred eighty-five thousand, one hundred thirty-four".