4689999 has 24 divisors (see below), whose sum is σ = 7163520. Its totient is φ = 2950992.

The previous prime is 4689991. The next prime is 4690001. The reversal of 4689999 is 9999864.

It is a happy number.

4689999 is a `hidden beast` number, since 468 + 99 + 99 = 666.

It is not a de Polignac number, because 4689999 - 2³ = 4689991 is a prime.

4689999 is a modest number, since divided by 9999 gives 468 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4689991) 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 23 ways as a sum of consecutive naturals, for example, 28692 + ... + 28854.

It is an arithmetic number, because the mean of its divisors is an integer number (298480).

Almost surely, 2^4689999 is an apocalyptic number.

4689999 is a deficient number, since it is larger than the sum of its proper divisors (2473521).

4689999 is a wasteful number, since it uses less digits than its factorization.

4689999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331 (or 328 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 54.

The square root of 4689999 is about 2165.6405518922. The cubic root of 4689999 is about 167.3879729115.

The spelling of 4689999 in words is "four million, six hundred eighty-nine thousand, nine hundred ninety-nine".