4939682947 has 4 divisors (see below), whose sum is σ = 5199666280.
Its totient is φ = 4679699616.
The previous prime is 4939682903. The next prime is 4939682963. The reversal of 4939682947 is 7492869394.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 4939682947 - 211 = 4939680899 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4939682977) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129991638 + ... + 129991675.
It is an arithmetic number, because the mean of its divisors is an integer number (1299916570).
Almost surely, 24939682947 is an apocalyptic number.
4939682947 is a deficient number, since it is larger than the sum of its proper divisors (259983333).
4939682947 is a wasteful number, since it uses less digits than its factorization.
4939682947 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 259983332.
The product of its digits is 23514624, while the sum is 61.
The square root of 4939682947 is about 70282.8780500628.
The cubic root of 4939682947 is about 1703.0720630212.
The spelling of 4939682947 in words is "four billion, nine hundred thirty-nine million, six hundred eighty-two thousand, nine hundred forty-seven".