50421937 has 2 divisors, whose sum is σ = 50421938. Its totient is φ = 50421936.

The previous prime is 50421901. The next prime is 50421941. The reversal of 50421937 is 73912405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46457856 + 3964081 = 6816^2 + 1991^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50421937 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 50421899 and 50421908.

It is not a weakly prime, because it can be changed into another prime (50421947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25210968 + 25210969.

It is an arithmetic number, because the mean of its divisors is an integer number (25210969).

Almost surely, 2^50421937 is an apocalyptic number.

It is an amenable number.

50421937 is a deficient number, since it is larger than the sum of its proper divisors (1).

50421937 is an equidigital number, since it uses as much as digits as its factorization.

50421937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 50421937 is about 7100.8405840436. The cubic root of 50421937 is about 369.4365346028.

The spelling of 50421937 in words is "fifty million, four hundred twenty-one thousand, nine hundred thirty-seven".