4999873 has 4 divisors (see below), whose sum is σ = 5028948. Its totient is φ = 4970800.

The previous prime is 4999871. The next prime is 4999879. The reversal of 4999873 is 3789994.

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 4875264 + 124609 = 2208^2 + 353^2 .

It is a cyclic number.

It is not a de Polignac number, because 4999873 - 2¹ = 4999871 is a prime.

It is a super-2 number, since 2×4999873² = 49997460032258, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4 + 9² + 9⁴ + 9⁷ + 8⁵ + 7³ + 3¹¹ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4999871) 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, 14278 + ... + 14623.

It is an arithmetic number, because the mean of its divisors is an integer number (1257237).

Almost surely, 2^4999873 is an apocalyptic number.

It is an amenable number.

4999873 is a deficient number, since it is larger than the sum of its proper divisors (29075).

4999873 is a wasteful number, since it uses less digits than its factorization.

4999873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29074.

The product of its digits is 489888, while the sum is 49.

The square root of 4999873 is about 2236.0395792561. The cubic root of 4999873 is about 170.9961468758.

The spelling of 4999873 in words is "four million, nine hundred ninety-nine thousand, eight hundred seventy-three".