3935009 has 8 divisors (see below), whose sum is σ = 4278120. Its totient is φ = 3597696.

The previous prime is 3935003. The next prime is 3935011. The reversal of 3935009 is 9005393.

It can be written as a sum of positive squares in 4 ways, for example, as 46225 + 3888784 = 215^2 + 1972^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3935009 - 2⁴ = 3934993 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3935003) 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, 29 + ... + 2805.

It is an arithmetic number, because the mean of its divisors is an integer number (534765).

Almost surely, 2^3935009 is an apocalyptic number.

It is an amenable number.

3935009 is a deficient number, since it is larger than the sum of its proper divisors (343111).

3935009 is a wasteful number, since it uses less digits than its factorization.

3935009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2899.

The product of its (nonzero) digits is 3645, while the sum is 29.

The square root of 3935009 is about 1983.6857109936. The cubic root of 3935009 is about 157.8756833363.

The spelling of 3935009 in words is "three million, nine hundred thirty-five thousand, nine".