2192068643 has 2 divisors, whose sum is σ = 2192068644. Its totient is φ = 2192068642.

The previous prime is 2192068633. The next prime is 2192068679. The reversal of 2192068643 is 3468602912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2192068643 - 2¹² = 2192064547 is a prime.

It is a super-2 number, since 2×2192068643² = 9610329871247722898, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2192068643.

It is not a weakly prime, because it can be changed into another prime (2192068603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1096034321 + 1096034322.

It is an arithmetic number, because the mean of its divisors is an integer number (1096034322).

Almost surely, 2^2192068643 is an apocalyptic number.

2192068643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2192068643 is an equidigital number, since it uses as much as digits as its factorization.

2192068643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 2192068643 is about 46819.5327080483. The cubic root of 2192068643 is about 1299.0266171149.

The spelling of 2192068643 in words is "two billion, one hundred ninety-two million, sixty-eight thousand, six hundred forty-three".