3939075 has 72 divisors (see below), whose sum is σ = 8395296. Its totient is φ = 1728000.

The previous prime is 3939071. The next prime is 3939149. The reversal of 3939075 is 5709393.

3939075 is nontrivially palindromic in base 14.

It is not a de Polignac number, because 3939075 - 2² = 3939071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3939071) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 64545 + ... + 64605.

Almost surely, 2^3939075 is an apocalyptic number.

3939075 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3939075 is an abundant number, since it is smaller than the sum of its proper divisors (4456221).

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

3939075 is a wasteful number, since it uses less digits than its factorization.

3939075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 25515, while the sum is 36.

The square root of 3939075 is about 1984.7103063168. The cubic root of 3939075 is about 157.9300416668.

The spelling of 3939075 in words is "three million, nine hundred thirty-nine thousand, seventy-five".