4688642 has 16 divisors (see below), whose sum is σ = 8387712. Its totient is φ = 1921920.

The previous prime is 4688641. The next prime is 4688653. The reversal of 4688642 is 2468864.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4688596 and 4688605.

It is not an unprimeable number, because it can be changed into a prime (4688641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6959 + ... + 7602.

It is an arithmetic number, because the mean of its divisors is an integer number (524232).

Almost surely, 2^4688642 is an apocalyptic number.

4688642 is a deficient number, since it is larger than the sum of its proper divisors (3699070).

4688642 is a wasteful number, since it uses less digits than its factorization.

4688642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14593.

The product of its digits is 73728, while the sum is 38.

The square root of 4688642 is about 2165.3272270029. The cubic root of 4688642 is about 167.3718273935.

It can be divided in two parts, 46 and 88642, that added together give a palindrome (88688).

The spelling of 4688642 in words is "four million, six hundred eighty-eight thousand, six hundred forty-two".