4855999 has 8 divisors (see below), whose sum is σ = 5267808. Its totient is φ = 4458240.

The previous prime is 4855987. The next prime is 4856003. The reversal of 4855999 is 9995584.

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

It is a cyclic number.

It is not a de Polignac number, because 4855999 - 2¹³ = 4847807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4855919) 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, 2787 + ... + 4180.

It is an arithmetic number, because the mean of its divisors is an integer number (658476).

Almost surely, 2^4855999 is an apocalyptic number.

4855999 is the 1394-th heptagonal number.

4855999 is a deficient number, since it is larger than the sum of its proper divisors (411809).

4855999 is a wasteful number, since it uses less digits than its factorization.

4855999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7025.

The product of its digits is 583200, while the sum is 49.

The square root of 4855999 is about 2203.6331364363. The cubic root of 4855999 is about 169.3399899044.

The spelling of 4855999 in words is "four million, eight hundred fifty-five thousand, nine hundred ninety-nine".