50319739 has 2 divisors, whose sum is σ = 50319740. Its totient is φ = 50319738.

The previous prime is 50319721. The next prime is 50319749. The reversal of 50319739 is 93791305.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50319739 - 2⁵ = 50319707 is a prime.

It is a super-2 number, since 2×50319739² = 5064152266056242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50319698 and 50319707.

It is not a weakly prime, because it can be changed into another prime (50319719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25159869 + 25159870.

It is an arithmetic number, because the mean of its divisors is an integer number (25159870).

Almost surely, 2^50319739 is an apocalyptic number.

50319739 is a deficient number, since it is larger than the sum of its proper divisors (1).

50319739 is an equidigital number, since it uses as much as digits as its factorization.

50319739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25515, while the sum is 37.

The square root of 50319739 is about 7093.6407436520. The cubic root of 50319739 is about 369.1867675741.

The spelling of 50319739 in words is "fifty million, three hundred nineteen thousand, seven hundred thirty-nine".