4988635 has 4 divisors (see below), whose sum is σ = 5986368. Its totient is φ = 3990904.

The previous prime is 4988591. The next prime is 4988651. The reversal of 4988635 is 5368894.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4988635 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4988591 and 4988600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498859 + ... + 498868.

It is an arithmetic number, because the mean of its divisors is an integer number (1496592).

Almost surely, 2^4988635 is an apocalyptic number.

4988635 is a deficient number, since it is larger than the sum of its proper divisors (997733).

4988635 is an equidigital number, since it uses as much as digits as its factorization.

4988635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997732.

The product of its digits is 207360, while the sum is 43.

The square root of 4988635 is about 2233.5252405111. The cubic root of 4988635 is about 170.8679372033.

The spelling of 4988635 in words is "four million, nine hundred eighty-eight thousand, six hundred thirty-five".