5605845 has 48 divisors (see below), whose sum is σ = 10834560. Its totient is φ = 2464896.

The previous prime is 5605841. The next prime is 5605849. The reversal of 5605845 is 5485065.

It is an interprime number because it is at equal distance from previous prime (5605841) and next prime (5605849).

It is not a de Polignac number, because 5605845 - 2² = 5605841 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5605841) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21184 + ... + 21446.

It is an arithmetic number, because the mean of its divisors is an integer number (225720).

Almost surely, 2^5605845 is an apocalyptic number.

It is an amenable number.

5605845 is a deficient number, since it is larger than the sum of its proper divisors (5228715).

5605845 is a wasteful number, since it uses less digits than its factorization.

5605845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 5605845 is about 2367.6665728096. Note that the first 3 decimals coincide. The cubic root of 5605845 is about 177.6425621857.

The spelling of 5605845 in words is "five million, six hundred five thousand, eight hundred forty-five".