4067609 has 8 divisors (see below), whose sum is σ = 5006400. Its totient is φ = 3218256.

The previous prime is 4067599. The next prime is 4067611. The reversal of 4067609 is 9067604.

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 4067609 - 2⁴ = 4067593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4067629) 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, 22259 + ... + 22440.

It is an arithmetic number, because the mean of its divisors is an integer number (625800).

Almost surely, 2^4067609 is an apocalyptic number.

It is an amenable number.

4067609 is a deficient number, since it is larger than the sum of its proper divisors (938791).

4067609 is a wasteful number, since it uses less digits than its factorization.

4067609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44719.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 4067609 is about 2016.8314257766. The cubic root of 4067609 is about 159.6294680964.

The spelling of 4067609 in words is "four million, sixty-seven thousand, six hundred nine".