4997559 has 12 divisors (see below), whose sum is σ = 7751544. Its totient is φ = 2855664.

The previous prime is 4997549. The next prime is 4997563. The reversal of 4997559 is 9557994.

It is a de Polignac number, because none of the positive numbers 2^k-4997559 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

4997559 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4997539) 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 11 ways as a sum of consecutive naturals, for example, 16852 + ... + 17145.

It is an arithmetic number, because the mean of its divisors is an integer number (645962).

Almost surely, 2^4997559 is an apocalyptic number.

4997559 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

4997559 is a deficient number, since it is larger than the sum of its proper divisors (2753985).

4997559 is a wasteful number, since it uses less digits than its factorization.

4997559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34014 (or 34007 counting only the distinct ones).

The product of its digits is 510300, while the sum is 48.

The square root of 4997559 is about 2235.5220866724. The cubic root of 4997559 is about 170.9697631295.

The spelling of 4997559 in words is "four million, nine hundred ninety-seven thousand, five hundred fifty-nine".