3958539 has 8 divisors (see below), whose sum is σ = 5684112. Its totient is φ = 2436000.

The previous prime is 3958531. The next prime is 3958543. The reversal of 3958539 is 9358593.

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

It is not a de Polignac number, because 3958539 - 2³ = 3958531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3958539.

It is not an unprimeable number, because it can be changed into a prime (3958531) 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, 50712 + ... + 50789.

It is an arithmetic number, because the mean of its divisors is an integer number (710514).

Almost surely, 2^3958539 is an apocalyptic number.

3958539 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

3958539 is a deficient number, since it is larger than the sum of its proper divisors (1725573).

3958539 is a wasteful number, since it uses less digits than its factorization.

3958539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101517.

The product of its digits is 145800, while the sum is 42.

The square root of 3958539 is about 1989.6077502865. The cubic root of 3958539 is about 158.1897389409.

The spelling of 3958539 in words is "three million, nine hundred fifty-eight thousand, five hundred thirty-nine".