50642243 has 4 divisors (see below), whose sum is σ = 50689920. Its totient is φ = 50594568.

The previous prime is 50642227. The next prime is 50642279. The reversal of 50642243 is 34224605.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50642243 - 2⁴ = 50642227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50642203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22208 + ... + 24381.

It is an arithmetic number, because the mean of its divisors is an integer number (12672480).

Almost surely, 2^50642243 is an apocalyptic number.

50642243 is a deficient number, since it is larger than the sum of its proper divisors (47677).

50642243 is a wasteful number, since it uses less digits than its factorization.

50642243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47676.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 50642243 is about 7116.3363467447. The cubic root of 50642243 is about 369.9738062781.

Adding to 50642243 its reverse (34224605), we get a palindrome (84866848).

The spelling of 50642243 in words is "fifty million, six hundred forty-two thousand, two hundred forty-three".