51050889 has 6 divisors (see below), whose sum is σ = 73740186. Its totient is φ = 34033920.

The previous prime is 51050873. The next prime is 51050897. The reversal of 51050889 is 98805015.

51050889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 50979600 + 71289 = 7140^2 + 267^2 .

It is not a de Polignac number, because 51050889 - 2⁴ = 51050873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51050849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2836152 + ... + 2836169.

It is an arithmetic number, because the mean of its divisors is an integer number (12290031).

Almost surely, 2^51050889 is an apocalyptic number.

It is an amenable number.

51050889 is a deficient number, since it is larger than the sum of its proper divisors (22689297).

51050889 is a wasteful number, since it uses less digits than its factorization.

51050889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5672327 (or 5672324 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 36.

The square root of 51050889 is about 7144.9904828488. The cubic root of 51050889 is about 370.9662812064.

The spelling of 51050889 in words is "fifty-one million, fifty thousand, eight hundred eighty-nine".