6019855 has 4 divisors (see below), whose sum is σ = 7223832. Its totient is φ = 4815880.

The previous prime is 6019837. The next prime is 6019861. The reversal of 6019855 is 5589106.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5589106 = 2 ⋅2794553.

It is not a de Polignac number, because 6019855 - 2⁵ = 6019823 is a prime.

It is a Duffinian number.

6019855 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6019855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601981 + ... + 601990.

It is an arithmetic number, because the mean of its divisors is an integer number (1805958).

Almost surely, 2^6019855 is an apocalyptic number.

6019855 is a deficient number, since it is larger than the sum of its proper divisors (1203977).

6019855 is a wasteful number, since it uses less digits than its factorization.

6019855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203976.

The product of its (nonzero) digits is 10800, while the sum is 34.

The square root of 6019855 is about 2453.5392803051. The cubic root of 6019855 is about 181.9122770905.

The spelling of 6019855 in words is "six million, nineteen thousand, eight hundred fifty-five".