622673573 has 2 divisors, whose sum is σ = 622673574. Its totient is φ = 622673572.

The previous prime is 622673489. The next prime is 622673593. The reversal of 622673573 is 375376226.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 593750689 + 28922884 = 24367^2 + 5378^2 .

It is a cyclic number.

It is not a de Polignac number, because 622673573 - 2¹² = 622669477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 622673573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (622673593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311336786 + 311336787.

It is an arithmetic number, because the mean of its divisors is an integer number (311336787).

Almost surely, 2^622673573 is an apocalyptic number.

It is an amenable number.

622673573 is a deficient number, since it is larger than the sum of its proper divisors (1).

622673573 is an equidigital number, since it uses as much as digits as its factorization.

622673573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 41.

The square root of 622673573 is about 24953.4280811275. The cubic root of 622673573 is about 853.9258185761.

The spelling of 622673573 in words is "six hundred twenty-two million, six hundred seventy-three thousand, five hundred seventy-three".