50628289 has 8 divisors (see below), whose sum is σ = 51175872. Its totient is φ = 50083920.

The previous prime is 50628269. The next prime is 50628299. The reversal of 50628289 is 98282605.

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 50628289 - 2⁷ = 50628161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50628269) 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, 42279 + ... + 43459.

It is an arithmetic number, because the mean of its divisors is an integer number (6396984).

Almost surely, 2^50628289 is an apocalyptic number.

It is an amenable number.

50628289 is a deficient number, since it is larger than the sum of its proper divisors (547583).

50628289 is a wasteful number, since it uses less digits than its factorization.

50628289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 50628289 is about 7115.3558589856. The cubic root of 50628289 is about 369.9398222072.

The spelling of 50628289 in words is "fifty million, six hundred twenty-eight thousand, two hundred eighty-nine".