622242097 has 2 divisors, whose sum is σ = 622242098. Its totient is φ = 622242096.

The previous prime is 622242091. The next prime is 622242107. The reversal of 622242097 is 790242226.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 422754721 + 199487376 = 20561^2 + 14124^2 .

It is a cyclic number.

It is not a de Polignac number, because 622242097 - 2⁷ = 622241969 is a prime.

It is not a weakly prime, because it can be changed into another prime (622242091) 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 as a sum of consecutive naturals, namely, 311121048 + 311121049.

It is an arithmetic number, because the mean of its divisors is an integer number (311121049).

Almost surely, 2^622242097 is an apocalyptic number.

It is an amenable number.

622242097 is a deficient number, since it is larger than the sum of its proper divisors (1).

622242097 is an equidigital number, since it uses as much as digits as its factorization.

622242097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 622242097 is about 24944.7809571461. The cubic root of 622242097 is about 853.7285329519.

The spelling of 622242097 in words is "six hundred twenty-two million, two hundred forty-two thousand, ninety-seven".