4998817 has 4 divisors (see below), whose sum is σ = 5171220. Its totient is φ = 4826416.

The previous prime is 4998787. The next prime is 4998823. The reversal of 4998817 is 7188994.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3500641 + 1498176 = 1871^2 + 1224^2 .

It is a cyclic number.

It is not a de Polignac number, because 4998817 - 2⁷ = 4998689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4998887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86158 + ... + 86215.

It is an arithmetic number, because the mean of its divisors is an integer number (1292805).

Almost surely, 2^4998817 is an apocalyptic number.

It is an amenable number.

4998817 is a deficient number, since it is larger than the sum of its proper divisors (172403).

4998817 is a wasteful number, since it uses less digits than its factorization.

4998817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172402.

The product of its digits is 145152, while the sum is 46.

The square root of 4998817 is about 2235.8034350094. The cubic root of 4998817 is about 170.9841075936.

It can be divided in two parts, 49988 and 17, that added together give a palindrome (50005).

The spelling of 4998817 in words is "four million, nine hundred ninety-eight thousand, eight hundred seventeen".