3950289 has 20 divisors (see below), whose sum is σ = 6745024. Its totient is φ = 2256984.

The previous prime is 3950267. The next prime is 3950291. The reversal of 3950289 is 9820593.

3950289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3950289 - 2⁵ = 3950257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3950189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2917 + ... + 4050.

Almost surely, 2^3950289 is an apocalyptic number.

It is an amenable number.

3950289 is a deficient number, since it is larger than the sum of its proper divisors (2794735).

3950289 is an equidigital number, since it uses as much as digits as its factorization.

3950289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6986 (or 6977 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 3950289 is about 1987.5333959458. The cubic root of 3950289 is about 158.0797679787.

The spelling of 3950289 in words is "three million, nine hundred fifty thousand, two hundred eighty-nine".