50218373 has 2 divisors, whose sum is σ = 50218374. Its totient is φ = 50218372.

The previous prime is 50218351. The next prime is 50218393. The reversal of 50218373 is 37381205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45387169 + 4831204 = 6737^2 + 2198^2 .

It is a cyclic number.

It is not a de Polignac number, because 50218373 - 2⁸ = 50218117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50218393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25109186 + 25109187.

It is an arithmetic number, because the mean of its divisors is an integer number (25109187).

Almost surely, 2^50218373 is an apocalyptic number.

It is an amenable number.

50218373 is a deficient number, since it is larger than the sum of its proper divisors (1).

50218373 is an equidigital number, since it uses as much as digits as its factorization.

50218373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 50218373 is about 7086.4922916772. The cubic root of 50218373 is about 368.9386996287.

Adding to 50218373 its reverse (37381205), we get a palindrome (87599578).

The spelling of 50218373 in words is "fifty million, two hundred eighteen thousand, three hundred seventy-three".