5819985 has 32 divisors (see below), whose sum is σ = 10896000. Its totient is φ = 2939328.

The previous prime is 5819969. The next prime is 5819987. The reversal of 5819985 is 5899185.

It is not a de Polignac number, because 5819985 - 2⁴ = 5819969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5819985.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5819987) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1431 + ... + 3699.

It is an arithmetic number, because the mean of its divisors is an integer number (340500).

Almost surely, 2^5819985 is an apocalyptic number.

It is an amenable number.

5819985 is a deficient number, since it is larger than the sum of its proper divisors (5076015).

5819985 is a wasteful number, since it uses less digits than its factorization.

5819985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302 (or 2296 counting only the distinct ones).

The product of its digits is 129600, while the sum is 45.

The square root of 5819985 is about 2412.4645075109. The cubic root of 5819985 is about 179.8763039043.

The spelling of 5819985 in words is "five million, eight hundred nineteen thousand, nine hundred eighty-five".