50387775 has 12 divisors (see below), whose sum is σ = 83307912. Its totient is φ = 26873440.

The previous prime is 50387773. The next prime is 50387801. The reversal of 50387775 is 57778305.

It is not a de Polignac number, because 50387775 - 2¹ = 50387773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50387773) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 335844 + ... + 335993.

It is an arithmetic number, because the mean of its divisors is an integer number (6942326).

Almost surely, 2^50387775 is an apocalyptic number.

50387775 is a deficient number, since it is larger than the sum of its proper divisors (32920137).

50387775 is a wasteful number, since it uses less digits than its factorization.

50387775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671850 (or 671845 counting only the distinct ones).

The product of its (nonzero) digits is 205800, while the sum is 42.

The square root of 50387775 is about 7098.4346866052. The cubic root of 50387775 is about 369.3530818903.

The spelling of 50387775 in words is "fifty million, three hundred eighty-seven thousand, seven hundred seventy-five".