3941489 has 4 divisors (see below), whose sum is σ = 3995556. Its totient is φ = 3887424.

The previous prime is 3941473. The next prime is 3941507. The reversal of 3941489 is 9841493.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3301489 + 640000 = 1817^2 + 800^2 .

It is a cyclic number.

It is not a de Polignac number, because 3941489 - 2⁴ = 3941473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3941449) 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, 26924 + ... + 27069.

It is an arithmetic number, because the mean of its divisors is an integer number (998889).

Almost surely, 2^3941489 is an apocalyptic number.

It is an amenable number.

3941489 is a deficient number, since it is larger than the sum of its proper divisors (54067).

3941489 is an equidigital number, since it uses as much as digits as its factorization.

3941489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54066.

The product of its digits is 31104, while the sum is 38.

The square root of 3941489 is about 1985.3183623792. The cubic root of 3941489 is about 157.9622967239.

The spelling of 3941489 in words is "three million, nine hundred forty-one thousand, four hundred eighty-nine".