5724409 has 4 divisors (see below), whose sum is σ = 5729680. Its totient is φ = 5719140.

The previous prime is 5724403. The next prime is 5724421. The reversal of 5724409 is 9044275.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5724409 - 2⁹ = 5723897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5724403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339 + ... + 3400.

It is an arithmetic number, because the mean of its divisors is an integer number (1432420).

Almost surely, 2^5724409 is an apocalyptic number.

It is an amenable number.

5724409 is a deficient number, since it is larger than the sum of its proper divisors (5271).

5724409 is a wasteful number, since it uses less digits than its factorization.

5724409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5270.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 5724409 is about 2392.5737188225. The cubic root of 5724409 is about 178.8862192132.

The spelling of 5724409 in words is "five million, seven hundred twenty-four thousand, four hundred nine".