5194409 has 6 divisors (see below), whose sum is σ = 5709690. Its totient is φ = 4722080.

The previous prime is 5194403. The next prime is 5194411. The reversal of 5194409 is 9044915.

5194409 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2650384 + 2544025 = 1628^2 + 1595^2 .

It is not a de Polignac number, because 5194409 - 2¹⁶ = 5128873 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5194403) 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 5 ways as a sum of consecutive naturals, for example, 21344 + ... + 21585.

It is an arithmetic number, because the mean of its divisors is an integer number (951615).

Almost surely, 2^5194409 is an apocalyptic number.

It is an amenable number.

5194409 is a deficient number, since it is larger than the sum of its proper divisors (515281).

5194409 is a wasteful number, since it uses less digits than its factorization.

5194409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42951 (or 42940 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 5194409 is about 2279.1246126528. The cubic root of 5194409 is about 173.1857072266.

The spelling of 5194409 in words is "five million, one hundred ninety-four thousand, four hundred nine".