4985999 has 8 divisors (see below), whose sum is σ = 5430000. Its totient is φ = 4560192.

The previous prime is 4985993. The next prime is 4986001. The reversal of 4985999 is 9995894.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4985999 - 2¹² = 4981903 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4985999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4985993) 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, 3974 + ... + 5075.

It is an arithmetic number, because the mean of its divisors is an integer number (678750).

Almost surely, 2^4985999 is an apocalyptic number.

4985999 is a deficient number, since it is larger than the sum of its proper divisors (444001).

4985999 is a wasteful number, since it uses less digits than its factorization.

4985999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9097.

The product of its digits is 1049760, while the sum is 53.

The square root of 4985999 is about 2232.9350639909. The cubic root of 4985999 is about 170.8378363014.

The spelling of 4985999 in words is "four million, nine hundred eighty-five thousand, nine hundred ninety-nine".