50945856 has 56 divisors (see below), whose sum is σ = 145170144. Its totient is φ = 15674880.

The previous prime is 50945849. The next prime is 50945861. The reversal of 50945856 is 65854905.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7710 + ... + 12701.

It is an arithmetic number, because the mean of its divisors is an integer number (2592324).

Almost surely, 2^50945856 is an apocalyptic number.

It is an amenable number.

50945856 is an abundant number, since it is smaller than the sum of its proper divisors (94224288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50945856 is a wasteful number, since it uses less digits than its factorization.

50945856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20439 (or 20429 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 50945856 is about 7137.6365836319. The cubic root of 50945856 is about 370.7116956723.

The spelling of 50945856 in words is "fifty million, nine hundred forty-five thousand, eight hundred fifty-six".