4689049186 has 4 divisors (see below), whose sum is σ = 7033573782. Its totient is φ = 2344524592.

The previous prime is 4689049163. The next prime is 4689049207. The reversal of 4689049186 is 6819409864.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4246998561 + 442050625 = 65169^2 + 21025^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1172262295 + ... + 1172262298.

Almost surely, 2^4689049186 is an apocalyptic number.

4689049186 is a deficient number, since it is larger than the sum of its proper divisors (2344524596).

4689049186 is a wasteful number, since it uses less digits than its factorization.

4689049186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344524595.

The product of its (nonzero) digits is 2985984, while the sum is 55.

The square root of 4689049186 is about 68476.6324084355. The cubic root of 4689049186 is about 1673.7667239923.

The spelling of 4689049186 in words is "four billion, six hundred eighty-nine million, forty-nine thousand, one hundred eighty-six".