50621447 has 2 divisors, whose sum is σ = 50621448. Its totient is φ = 50621446.

The previous prime is 50621423. The next prime is 50621477. The reversal of 50621447 is 74412605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50621447 - 2¹² = 50617351 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50621407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25310723 + 25310724.

It is an arithmetic number, because the mean of its divisors is an integer number (25310724).

Almost surely, 2^50621447 is an apocalyptic number.

50621447 is a deficient number, since it is larger than the sum of its proper divisors (1).

50621447 is an equidigital number, since it uses as much as digits as its factorization.

50621447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 50621447 is about 7114.8750516084. The cubic root of 50621447 is about 369.9231566740.

The spelling of 50621447 in words is "fifty million, six hundred twenty-one thousand, four hundred forty-seven".