5409605 has 8 divisors (see below), whose sum is σ = 6513912. Its totient is φ = 4312768.

The previous prime is 5409589. The next prime is 5409611. The reversal of 5409605 is 5069045.

It can be written as a sum of positive squares in 4 ways, for example, as 538756 + 4870849 = 734^2 + 2207^2 .

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 5409605 - 2⁴ = 5409589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122 + ... + 3291.

It is an arithmetic number, because the mean of its divisors is an integer number (814239).

Almost surely, 2^5409605 is an apocalyptic number.

It is an amenable number.

5409605 is a deficient number, since it is larger than the sum of its proper divisors (1104307).

5409605 is a wasteful number, since it uses less digits than its factorization.

5409605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3735.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 5409605 is about 2325.8557564905. The cubic root of 5409605 is about 175.5450219041.

The spelling of 5409605 in words is "five million, four hundred nine thousand, six hundred five".