4516989 has 8 divisors (see below), whose sum is σ = 6121632. Its totient is φ = 2961840.

The previous prime is 4516987. The next prime is 4516991. The reversal of 4516989 is 9896154.

It is an interprime number because it is at equal distance from previous prime (4516987) and next prime (4516991).

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

It is not a de Polignac number, because 4516989 - 2¹ = 4516987 is a prime.

It is a super-2 number, since 2×4516989² = 40806379252242, which contains 22 as substring.

It is a Curzon number.

4516989 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4516989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4516987) 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, 12159 + ... + 12524.

It is an arithmetic number, because the mean of its divisors is an integer number (765204).

Almost surely, 2^4516989 is an apocalyptic number.

It is an amenable number.

4516989 is a deficient number, since it is larger than the sum of its proper divisors (1604643).

4516989 is a wasteful number, since it uses less digits than its factorization.

4516989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24747.

The product of its digits is 77760, while the sum is 42.

The square root of 4516989 is about 2125.3209169441. The cubic root of 4516989 is about 165.3038661317.

The spelling of 4516989 in words is "four million, five hundred sixteen thousand, nine hundred eighty-nine".