50001855 has 16 divisors (see below), whose sum is σ = 80292480. Its totient is φ = 26571168.

The previous prime is 50001841. The next prime is 50001857. The reversal of 50001855 is 55810005.

It is not a de Polignac number, because 50001855 - 2⁷ = 50001727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50001857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1645 + ... + 10134.

It is an arithmetic number, because the mean of its divisors is an integer number (5018280).

Almost surely, 2^50001855 is an apocalyptic number.

50001855 is a deficient number, since it is larger than the sum of its proper divisors (30290625).

50001855 is a wasteful number, since it uses less digits than its factorization.

50001855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12070.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 50001855 is about 7071.1989789568. The cubic root of 50001855 is about 368.4077057267.

The spelling of 50001855 in words is "fifty million, one thousand, eight hundred fifty-five".