5190809 has 8 divisors (see below), whose sum is σ = 5617920. Its totient is φ = 4767696.

The previous prime is 5190791. The next prime is 5190817. The reversal of 5190809 is 9080915.

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

It is a cyclic number.

It is not a de Polignac number, because 5190809 - 2¹⁶ = 5125273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5190839) 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, 2072 + ... + 3830.

It is an arithmetic number, because the mean of its divisors is an integer number (702240).

Almost surely, 2^5190809 is an apocalyptic number.

It is an amenable number.

5190809 is a deficient number, since it is larger than the sum of its proper divisors (427111).

5190809 is a wasteful number, since it uses less digits than its factorization.

5190809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 5190809 is about 2278.3346988535. The cubic root of 5190809 is about 173.1456890305.

The spelling of 5190809 in words is "five million, one hundred ninety thousand, eight hundred nine".