4689421946 has 16 divisors (see below), whose sum is σ = 7703467200. Its totient is φ = 2123258880.

The previous prime is 4689421931. The next prime is 4689421949. The reversal of 4689421946 is 6491249864.

It is not an unprimeable number, because it can be changed into a prime (4689421949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409046 + ... + 420353.

It is an arithmetic number, because the mean of its divisors is an integer number (481466700).

Almost surely, 2^4689421946 is an apocalyptic number.

4689421946 is a deficient number, since it is larger than the sum of its proper divisors (3014045254).

4689421946 is a wasteful number, since it uses less digits than its factorization.

4689421946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829669.

The product of its digits is 2985984, while the sum is 53.

The square root of 4689421946 is about 68479.3541587536. The cubic root of 4689421946 is about 1673.8110753258.

The spelling of 4689421946 in words is "four billion, six hundred eighty-nine million, four hundred twenty-one thousand, nine hundred forty-six".