50423191 has 16 divisors (see below), whose sum is σ = 62562304. Its totient is φ = 39572064.

The previous prime is 50423189. The next prime is 50423201. The reversal of 50423191 is 19132405.

It is not a de Polignac number, because 50423191 - 2¹ = 50423189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50423491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9376 + ... + 13738.

It is an arithmetic number, because the mean of its divisors is an integer number (3910144).

Almost surely, 2^50423191 is an apocalyptic number.

50423191 is a deficient number, since it is larger than the sum of its proper divisors (12139113).

50423191 is a wasteful number, since it uses less digits than its factorization.

50423191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 50423191 is about 7100.9288828998. The cubic root of 50423191 is about 369.4395972220.

Adding to 50423191 its reverse (19132405), we get a palindrome (69555596).

The spelling of 50423191 in words is "fifty million, four hundred twenty-three thousand, one hundred ninety-one".