622202201 has 4 divisors (see below), whose sum is σ = 624326052. Its totient is φ = 620078352.

The previous prime is 622202149. The next prime is 622202263. The reversal of 622202201 is 102202226.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 486246601 + 135955600 = 22051^2 + 11660^2 .

It is a cyclic number.

It is not a de Polignac number, because 622202201 - 2⁶ = 622202137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 622202201.

It is not an unprimeable number, because it can be changed into a prime (622202281) 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 in 3 ways as a sum of consecutive naturals, for example, 1061486 + ... + 1062071.

It is an arithmetic number, because the mean of its divisors is an integer number (156081513).

Almost surely, 2^622202201 is an apocalyptic number.

It is an amenable number.

622202201 is a deficient number, since it is larger than the sum of its proper divisors (2123851).

622202201 is a wasteful number, since it uses less digits than its factorization.

622202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123850.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 622202201 is about 24943.9812580109. The cubic root of 622202201 is about 853.7102865268.

Adding to 622202201 its reverse (102202226), we get a palindrome (724404427).

The spelling of 622202201 in words is "six hundred twenty-two million, two hundred two thousand, two hundred one".