1882342069 has 2 divisors, whose sum is σ = 1882342070. Its totient is φ = 1882342068.

The previous prime is 1882342061. The next prime is 1882342081. The reversal of 1882342069 is 9602432881.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1395919044 + 486423025 = 37362^2 + 22055^2 .

It is a cyclic number.

It is not a de Polignac number, because 1882342069 - 2³ = 1882342061 is a prime.

It is a super-2 number, since 2×1882342069² = 7086423329454401522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1882342061) 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, 941171034 + 941171035.

It is an arithmetic number, because the mean of its divisors is an integer number (941171035).

Almost surely, 2^1882342069 is an apocalyptic number.

It is an amenable number.

1882342069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1882342069 is an equidigital number, since it uses as much as digits as its factorization.

1882342069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 1882342069 is about 43385.9662679074. The cubic root of 1882342069 is about 1234.7134608174.

The spelling of 1882342069 in words is "one billion, eight hundred eighty-two million, three hundred forty-two thousand, sixty-nine".