50022001 has 2 divisors, whose sum is σ = 50022002. Its totient is φ = 50022000.

The previous prime is 50021989. The next prime is 50022031. The reversal of 50022001 is 10022005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46785600 + 3236401 = 6840^2 + 1799^2 .

It is a cyclic number.

It is not a de Polignac number, because 50022001 - 2⁵ = 50021969 is a prime.

It is not a weakly prime, because it can be changed into another prime (50022031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25011000 + 25011001.

It is an arithmetic number, because the mean of its divisors is an integer number (25011001).

Almost surely, 2^50022001 is an apocalyptic number.

It is an amenable number.

50022001 is a deficient number, since it is larger than the sum of its proper divisors (1).

50022001 is an equidigital number, since it uses as much as digits as its factorization.

50022001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 50022001 is about 7072.6233463970. The cubic root of 50022001 is about 368.4571768585.

Adding to 50022001 its reverse (10022005), we get a palindrome (60044006).

The spelling of 50022001 in words is "fifty million, twenty-two thousand, one".