5621165 has 8 divisors (see below), whose sum is σ = 7358688. Its totient is φ = 4088080.

The previous prime is 5621159. The next prime is 5621173. The reversal of 5621165 is 5611265.

5621165 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5621165 - 2¹⁶ = 5555629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 51047 + ... + 51156.

It is an arithmetic number, because the mean of its divisors is an integer number (919836).

Almost surely, 2^5621165 is an apocalyptic number.

5621165 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5621165 is a deficient number, since it is larger than the sum of its proper divisors (1737523).

5621165 is a wasteful number, since it uses less digits than its factorization.

5621165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102219.

The product of its digits is 1800, while the sum is 26.

The square root of 5621165 is about 2370.8996182884. The cubic root of 5621165 is about 177.8042391890.

The spelling of 5621165 in words is "five million, six hundred twenty-one thousand, one hundred sixty-five".