5605020 has 36 divisors (see below), whose sum is σ = 17002440. Its totient is φ = 1494624.

The previous prime is 5604997. The next prime is 5605037. The reversal of 5605020 is 205065.

5605020 = 133² + 134² + ... + 267².

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 5604984 and 5605002.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 15390 + ... + 15749.

It is an arithmetic number, because the mean of its divisors is an integer number (472290).

Almost surely, 2^5605020 is an apocalyptic number.

It is an amenable number.

5605020 is an abundant number, since it is smaller than the sum of its proper divisors (11397420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5605020 is a wasteful number, since it uses less digits than its factorization.

5605020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31154 (or 31149 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5605020 is about 2367.4923442326. The cubic root of 5605020 is about 177.6338473351.

The spelling of 5605020 in words is "five million, six hundred five thousand, twenty".