5040409 has 4 divisors (see below), whose sum is σ = 5498640. Its totient is φ = 4582180.

The previous prime is 5040407. The next prime is 5040433. The reversal of 5040409 is 9040405.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5040409 - 2¹ = 5040407 is a prime.

It is a Duffinian number.

5040409 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5040409.

It is not an unprimeable number, because it can be changed into a prime (5040401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229099 + ... + 229120.

It is an arithmetic number, because the mean of its divisors is an integer number (1374660).

Almost surely, 2^5040409 is an apocalyptic number.

It is an amenable number.

5040409 is a deficient number, since it is larger than the sum of its proper divisors (458231).

5040409 is a wasteful number, since it uses less digits than its factorization.

5040409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458230.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 5040409 is about 2245.0855217564. The cubic root of 5040409 is about 171.4570153530.

The spelling of 5040409 in words is "five million, forty thousand, four hundred nine".