50452621 has 2 divisors, whose sum is σ = 50452622. Its totient is φ = 50452620.

The previous prime is 50452613. The next prime is 50452643. The reversal of 50452621 is 12625405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30969225 + 19483396 = 5565^2 + 4414^2 .

It is a cyclic number.

It is not a de Polignac number, because 50452621 - 2³ = 50452613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50452601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25226310 + 25226311.

It is an arithmetic number, because the mean of its divisors is an integer number (25226311).

Almost surely, 2^50452621 is an apocalyptic number.

It is an amenable number.

50452621 is a deficient number, since it is larger than the sum of its proper divisors (1).

50452621 is an equidigital number, since it uses as much as digits as its factorization.

50452621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 50452621 is about 7103.0008447135. Note that the first 3 decimals coincide. The cubic root of 50452621 is about 369.5114589488.

The spelling of 50452621 in words is "fifty million, four hundred fifty-two thousand, six hundred twenty-one".