50162251 has 2 divisors, whose sum is σ = 50162252. Its totient is φ = 50162250.

The previous prime is 50162249. The next prime is 50162263. The reversal of 50162251 is 15226105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50162251 - 2¹ = 50162249 is a prime.

Together with 50162249, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (50162201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25081125 + 25081126.

It is an arithmetic number, because the mean of its divisors is an integer number (25081126).

Almost surely, 2^50162251 is an apocalyptic number.

50162251 is a deficient number, since it is larger than the sum of its proper divisors (1).

50162251 is an equidigital number, since it uses as much as digits as its factorization.

50162251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 50162251 is about 7082.5313977419. The cubic root of 50162251 is about 368.8012114645.

Adding to 50162251 its reverse (15226105), we get a palindrome (65388356).

The spelling of 50162251 in words is "fifty million, one hundred sixty-two thousand, two hundred fifty-one".