5197409 has 8 divisors (see below), whose sum is σ = 6144960. Its totient is φ = 4301136.

The previous prime is 5197403. The next prime is 5197417. The reversal of 5197409 is 9047915.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-5197409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5197403) 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, 12599 + ... + 13004.

It is an arithmetic number, because the mean of its divisors is an integer number (768120).

Almost surely, 2^5197409 is an apocalyptic number.

It is an amenable number.

5197409 is a deficient number, since it is larger than the sum of its proper divisors (947551).

5197409 is a wasteful number, since it uses less digits than its factorization.

5197409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25639.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 5197409 is about 2279.7826650802. The cubic root of 5197409 is about 173.2190416015.

The spelling of 5197409 in words is "five million, one hundred ninety-seven thousand, four hundred nine".