622669241 has 2 divisors, whose sum is σ = 622669242. Its totient is φ = 622669240.

The previous prime is 622669213. The next prime is 622669321. The reversal of 622669241 is 142966226.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 492618025 + 130051216 = 22195^2 + 11404^2 .

It is a cyclic number.

It is not a de Polignac number, because 622669241 - 2¹⁰ = 622668217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 622669195 and 622669204.

It is not a weakly prime, because it can be changed into another prime (622669841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311334620 + 311334621.

It is an arithmetic number, because the mean of its divisors is an integer number (311334621).

Almost surely, 2^622669241 is an apocalyptic number.

It is an amenable number.

622669241 is a deficient number, since it is larger than the sum of its proper divisors (1).

622669241 is an equidigital number, since it uses as much as digits as its factorization.

622669241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 38.

The square root of 622669241 is about 24953.3412792756. The cubic root of 622669241 is about 853.9238382902.

The spelling of 622669241 in words is "six hundred twenty-two million, six hundred sixty-nine thousand, two hundred forty-one".