4840409 has 8 divisors (see below), whose sum is σ = 5602560. Its totient is φ = 4095936.

The previous prime is 4840399. The next prime is 4840417. The reversal of 4840409 is 9040484.

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 4840409 - 2¹⁶ = 4774873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4840439) 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, 3824 + ... + 4929.

It is an arithmetic number, because the mean of its divisors is an integer number (700320).

Almost surely, 2^4840409 is an apocalyptic number.

It is an amenable number.

4840409 is a deficient number, since it is larger than the sum of its proper divisors (762151).

4840409 is an equidigital number, since it uses as much as digits as its factorization.

4840409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8839.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 4840409 is about 2200.0929525818. The cubic root of 4840409 is about 169.1585757601.

The spelling of 4840409 in words is "four million, eight hundred forty thousand, four hundred nine".