50534431 has 2 divisors, whose sum is σ = 50534432. Its totient is φ = 50534430.

The previous prime is 50534383. The next prime is 50534437. The reversal of 50534431 is 13443505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50534431 - 2⁷ = 50534303 is a prime.

It is a super-2 number, since 2×50534431² = 5107457432987522, which contains 22 as substring.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 50534396 and 50534405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50534437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25267215 + 25267216.

It is an arithmetic number, because the mean of its divisors is an integer number (25267216).

Almost surely, 2^50534431 is an apocalyptic number.

50534431 is a deficient number, since it is larger than the sum of its proper divisors (1).

50534431 is an equidigital number, since it uses as much as digits as its factorization.

50534431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 50534431 is about 7108.7573456969. The cubic root of 50534431 is about 369.7110746621.

Adding to 50534431 its reverse (13443505), we get a palindrome (63977936).

The spelling of 50534431 in words is "fifty million, five hundred thirty-four thousand, four hundred thirty-one".