5605389 has 32 divisors (see below), whose sum is σ = 8852480. Its totient is φ = 3499200.

The previous prime is 5605387. The next prime is 5605423. The reversal of 5605389 is 9835065.

It is not a de Polignac number, because 5605389 - 2¹ = 5605387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5605387) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30879 + ... + 31059.

It is an arithmetic number, because the mean of its divisors is an integer number (276640).

Almost surely, 2^5605389 is an apocalyptic number.

It is an amenable number.

5605389 is a deficient number, since it is larger than the sum of its proper divisors (3247091).

5605389 is a wasteful number, since it uses less digits than its factorization.

5605389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 252 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 5605389 is about 2367.5702735083. The cubic root of 5605389 is about 177.6377453558.

The spelling of 5605389 in words is "five million, six hundred five thousand, three hundred eighty-nine".