50533517 has 2 divisors, whose sum is σ = 50533518. Its totient is φ = 50533516.

The previous prime is 50533493. The next prime is 50533519. The reversal of 50533517 is 71533505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25593481 + 24940036 = 5059^2 + 4994^2 .

It is a cyclic number.

It is not a de Polignac number, because 50533517 - 2¹² = 50529421 is a prime.

Together with 50533519, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50533517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50533519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25266758 + 25266759.

It is an arithmetic number, because the mean of its divisors is an integer number (25266759).

Almost surely, 2^50533517 is an apocalyptic number.

It is an amenable number.

50533517 is a deficient number, since it is larger than the sum of its proper divisors (1).

50533517 is an equidigital number, since it uses as much as digits as its factorization.

50533517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7875, while the sum is 29.

The square root of 50533517 is about 7108.6930585024. The cubic root of 50533517 is about 369.7088457002.

The spelling of 50533517 in words is "fifty million, five hundred thirty-three thousand, five hundred seventeen".