4079309 has 8 divisors (see below), whose sum is σ = 4421760. Its totient is φ = 3740976.

The previous prime is 4079297. The next prime is 4079347. The reversal of 4079309 is 9039704.

It is a happy number.

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 4079309 - 2¹² = 4075213 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 (4079359) 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, 1232 + ... + 3110.

It is an arithmetic number, because the mean of its divisors is an integer number (552720).

Almost surely, 2^4079309 is an apocalyptic number.

It is an amenable number.

4079309 is a deficient number, since it is larger than the sum of its proper divisors (342451).

4079309 is a wasteful number, since it uses less digits than its factorization.

4079309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 4079309 is about 2019.7299324415. The cubic root of 4079309 is about 159.7823733967.

The spelling of 4079309 in words is "four million, seventy-nine thousand, three hundred nine".