3958541 has 4 divisors (see below), whose sum is σ = 3963552. Its totient is φ = 3953532.

The previous prime is 3958531. The next prime is 3958543. The reversal of 3958541 is 1458593.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3958541 - 2⁶ = 3958477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3958543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1031 + ... + 2996.

It is an arithmetic number, because the mean of its divisors is an integer number (990888).

Almost surely, 2^3958541 is an apocalyptic number.

It is an amenable number.

3958541 is a deficient number, since it is larger than the sum of its proper divisors (5011).

3958541 is an equidigital number, since it uses as much as digits as its factorization.

3958541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5010.

The product of its digits is 21600, while the sum is 35.

The square root of 3958541 is about 1989.6082528980. The cubic root of 3958541 is about 158.1897655820.

The spelling of 3958541 in words is "three million, nine hundred fifty-eight thousand, five hundred forty-one".