50478859 has 8 divisors (see below), whose sum is σ = 52769952. Its totient is φ = 48195840.

The previous prime is 50478853. The next prime is 50478863. The reversal of 50478859 is 95887405.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50478859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50478853) 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, 13339 + ... + 16699.

It is an arithmetic number, because the mean of its divisors is an integer number (6596244).

Almost surely, 2^50478859 is an apocalyptic number.

50478859 is a deficient number, since it is larger than the sum of its proper divisors (2291093).

50478859 is a wasteful number, since it uses less digits than its factorization.

50478859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4037.

The product of its (nonzero) digits is 403200, while the sum is 46.

The square root of 50478859 is about 7104.8475704972. The cubic root of 50478859 is about 369.5755029388.

The spelling of 50478859 in words is "fifty million, four hundred seventy-eight thousand, eight hundred fifty-nine".