5245409 has 8 divisors (see below), whose sum is σ = 5729472. Its totient is φ = 4772880.

The previous prime is 5245397. The next prime is 5245411. The reversal of 5245409 is 9045425.

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 a de Polignac number, because none of the positive numbers 2^k-5245409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5245439) 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, 1919 + ... + 3764.

It is an arithmetic number, because the mean of its divisors is an integer number (716184).

Almost surely, 2^5245409 is an apocalyptic number.

It is an amenable number.

5245409 is a deficient number, since it is larger than the sum of its proper divisors (484063).

5245409 is a wasteful number, since it uses less digits than its factorization.

5245409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5767.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 5245409 is about 2290.2857900271. The cubic root of 5245409 is about 173.7506557607.

The spelling of 5245409 in words is "five million, two hundred forty-five thousand, four hundred nine".