1622730163 has 2 divisors, whose sum is σ = 1622730164. Its totient is φ = 1622730162.

The previous prime is 1622730089. The next prime is 1622730209. The reversal of 1622730163 is 3610372261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1622730163 - 2²¹ = 1620633011 is a prime.

It is a super-3 number, since 3×1622730163³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1622730463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811365081 + 811365082.

It is an arithmetic number, because the mean of its divisors is an integer number (811365082).

Almost surely, 2^1622730163 is an apocalyptic number.

1622730163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1622730163 is an equidigital number, since it uses as much as digits as its factorization.

1622730163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 1622730163 is about 40283.1250401455. The cubic root of 1622730163 is about 1175.1196891507.

The spelling of 1622730163 in words is "one billion, six hundred twenty-two million, seven hundred thirty thousand, one hundred sixty-three".