50385657 has 8 divisors (see below), whose sum is σ = 76778176. Its totient is φ = 28791792.

The previous prime is 50385623. The next prime is 50385661. The reversal of 50385657 is 75658305.

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

It is not a de Polignac number, because 50385657 - 2¹¹ = 50383609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50385667) 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, 1199638 + ... + 1199679.

It is an arithmetic number, because the mean of its divisors is an integer number (9597272).

Almost surely, 2^50385657 is an apocalyptic number.

It is an amenable number.

50385657 is a deficient number, since it is larger than the sum of its proper divisors (26392519).

50385657 is a wasteful number, since it uses less digits than its factorization.

50385657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399327.

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 50385657 is about 7098.2854972169. The cubic root of 50385657 is about 369.3479066880.

The spelling of 50385657 in words is "fifty million, three hundred eighty-five thousand, six hundred fifty-seven".