50650879 has 4 divisors (see below), whose sum is σ = 51220080. Its totient is φ = 50081680.

The previous prime is 50650877. The next prime is 50650889. The reversal of 50650879 is 97805605.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97805605 = 5 ⋅19561121.

It is a cyclic number.

It is not a de Polignac number, because 50650879 - 2¹ = 50650877 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50650877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284467 + ... + 284644.

It is an arithmetic number, because the mean of its divisors is an integer number (12805020).

Almost surely, 2^50650879 is an apocalyptic number.

50650879 is a deficient number, since it is larger than the sum of its proper divisors (569201).

50650879 is an equidigital number, since it uses as much as digits as its factorization.

50650879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569200.

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 50650879 is about 7116.9430937728. The cubic root of 50650879 is about 369.9948355744.

It can be divided in two parts, 50650 and 879, that added together give a square (51529 = 227²).

The spelling of 50650879 in words is "fifty million, six hundred fifty thousand, eight hundred seventy-nine".