5619985 has 16 divisors (see below), whose sum is σ = 7754112. Its totient is φ = 3830400.

The previous prime is 5619983. The next prime is 5620001. The reversal of 5619985 is 5899165.

It is a happy number.

It is not a de Polignac number, because 5619985 - 2¹ = 5619983 is a prime.

It is a Duffinian number.

5619985 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5619983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7005 + ... + 7765.

It is an arithmetic number, because the mean of its divisors is an integer number (484632).

Almost surely, 2^5619985 is an apocalyptic number.

It is an amenable number.

5619985 is a deficient number, since it is larger than the sum of its proper divisors (2134127).

5619985 is a wasteful number, since it uses less digits than its factorization.

5619985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984.

The product of its digits is 97200, while the sum is 43.

The square root of 5619985 is about 2370.6507545398. The cubic root of 5619985 is about 177.7917967099.

The spelling of 5619985 in words is "five million, six hundred nineteen thousand, nine hundred eighty-five".