4989307 has 4 divisors (see below), whose sum is σ = 4993920.
Its totient is φ = 4984696.
The previous prime is 4989301. The next prime is 4989337. The reversal of 4989307 is 7039894.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 4989307 - 211 = 4987259 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 4989307.
It is not an unprimeable number, because it can be changed into a prime (4989301) 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 3 ways as a sum of consecutive naturals, for example, 294 + ... + 3172.
It is an arithmetic number, because the mean of its divisors is an integer number (1248480).
Almost surely, 24989307 is an apocalyptic number.
4989307 is a deficient number, since it is larger than the sum of its proper divisors (4613).
4989307 is a wasteful number, since it uses less digits than its factorization.
4989307 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4612.
The product of its (nonzero) digits is 54432, while the sum is 40.
The square root of 4989307 is about 2233.6756702798.
The cubic root of 4989307 is about 170.8756091816.
The spelling of 4989307 in words is "four million, nine hundred eighty-nine thousand, three hundred seven".