5653820 has 12 divisors (see below), whose sum is σ = 11873064. Its totient is φ = 2261520.

The previous prime is 5653819. The next prime is 5653841. The reversal of 5653820 is 283565.

It is an Ulam number.

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 3 ways as a sum of consecutive naturals, for example, 141326 + ... + 141365.

It is an arithmetic number, because the mean of its divisors is an integer number (989422).

Almost surely, 2^5653820 is an apocalyptic number.

It is an amenable number.

5653820 is an abundant number, since it is smaller than the sum of its proper divisors (6219244).

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

5653820 is a wasteful number, since it uses less digits than its factorization.

5653820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282700 (or 282698 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 5653820 is about 2377.7762720660. The cubic root of 5653820 is about 178.1478803070.

The spelling of 5653820 in words is "five million, six hundred fifty-three thousand, eight hundred twenty".