5820918 has 16 divisors (see below), whose sum is σ = 11735040. Its totient is φ = 1924776.

The previous prime is 5820917. The next prime is 5820923. The reversal of 5820918 is 8190285.

It is a happy number.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5820917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3058 + ... + 4581.

It is an arithmetic number, because the mean of its divisors is an integer number (733440).

Almost surely, 2^5820918 is an apocalyptic number.

5820918 is an abundant number, since it is smaller than the sum of its proper divisors (5914122).

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

5820918 is a wasteful number, since it uses less digits than its factorization.

5820918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7771.

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 5820918 is about 2412.6578704823. The cubic root of 5820918 is about 179.8859153623.

The spelling of 5820918 in words is "five million, eight hundred twenty thousand, nine hundred eighteen".