3958685 has 8 divisors (see below), whose sum is σ = 4808160. Its totient is φ = 3128464.

The previous prime is 3958657. The next prime is 3958687. The reversal of 3958685 is 5868593.

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

It is a cyclic number.

It is not a de Polignac number, because 3958685 - 2⁶ = 3958621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3958687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4355 + ... + 5184.

It is an arithmetic number, because the mean of its divisors is an integer number (601020).

Almost surely, 2^3958685 is an apocalyptic number.

It is an amenable number.

3958685 is a deficient number, since it is larger than the sum of its proper divisors (849475).

3958685 is an equidigital number, since it uses as much as digits as its factorization.

3958685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9627.

The product of its digits is 259200, while the sum is 44.

The square root of 3958685 is about 1989.6444405974. The cubic root of 3958685 is about 158.1916837171.

The spelling of 3958685 in words is "three million, nine hundred fifty-eight thousand, six hundred eighty-five".