4093239 has 8 divisors (see below), whose sum is σ = 5479920. Its totient is φ = 2717696.

The previous prime is 4093237. The next prime is 4093247. The reversal of 4093239 is 9323904.

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 4093239 - 2¹ = 4093237 is a prime.

It is a super-2 number, since 2×4093239² = 33509211022242, which contains 22 as substring.

4093239 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4093237) 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, 1884 + ... + 3425.

It is an arithmetic number, because the mean of its divisors is an integer number (684990).

Almost surely, 2^4093239 is an apocalyptic number.

4093239 is a deficient number, since it is larger than the sum of its proper divisors (1386681).

4093239 is a wasteful number, since it uses less digits than its factorization.

4093239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5569.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 4093239 is about 2023.1754743472. The cubic root of 4093239 is about 159.9640413984.

The spelling of 4093239 in words is "four million, ninety-three thousand, two hundred thirty-nine".