50453621 has 2 divisors, whose sum is σ = 50453622. Its totient is φ = 50453620.

The previous prime is 50453609. The next prime is 50453629. The reversal of 50453621 is 12635405.

50453621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36844900 + 13608721 = 6070^2 + 3689^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50453621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50453629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25226810 + 25226811.

It is an arithmetic number, because the mean of its divisors is an integer number (25226811).

Almost surely, 2^50453621 is an apocalyptic number.

It is an amenable number.

50453621 is a deficient number, since it is larger than the sum of its proper divisors (1).

50453621 is an equidigital number, since it uses as much as digits as its factorization.

50453621 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 26.

The square root of 50453621 is about 7103.0712371481. The cubic root of 50453621 is about 369.5139002427.

The spelling of 50453621 in words is "fifty million, four hundred fifty-three thousand, six hundred twenty-one".