50744621 has 2 divisors, whose sum is σ = 50744622. Its totient is φ = 50744620.

The previous prime is 50744599. The next prime is 50744651. The reversal of 50744621 is 12644705.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47803396 + 2941225 = 6914^2 + 1715^2 .

It is a cyclic number.

It is not a de Polignac number, because 50744621 - 2⁶ = 50744557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50744651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25372310 + 25372311.

It is an arithmetic number, because the mean of its divisors is an integer number (25372311).

Almost surely, 2^50744621 is an apocalyptic number.

It is an amenable number.

50744621 is a deficient number, since it is larger than the sum of its proper divisors (1).

50744621 is an equidigital number, since it uses as much as digits as its factorization.

50744621 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 50744621 is about 7123.5258825949. The cubic root of 50744621 is about 370.2229506067. Note that the first 3 decimals are identical.

The spelling of 50744621 in words is "fifty million, seven hundred forty-four thousand, six hundred twenty-one".