4936409 has 24 divisors (see below), whose sum is σ = 5894400. Its totient is φ = 4112640.

The previous prime is 4936391. The next prime is 4936411. The reversal of 4936409 is 9046394.

It is a happy number.

4936409 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4936409 - 2⁸ = 4936153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4936439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159224 + ... + 159254.

It is an arithmetic number, because the mean of its divisors is an integer number (245600).

Almost surely, 2^4936409 is an apocalyptic number.

It is an amenable number.

4936409 is a deficient number, since it is larger than the sum of its proper divisors (957991).

4936409 is a wasteful number, since it uses less digits than its factorization.

4936409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 4936409 is about 2221.8030965862. The cubic root of 4936409 is about 170.2695723080.

The spelling of 4936409 in words is "four million, nine hundred thirty-six thousand, four hundred nine".