1836336349 has 2 divisors, whose sum is σ = 1836336350. Its totient is φ = 1836336348.

The previous prime is 1836336329. The next prime is 1836336401. The reversal of 1836336349 is 9436336381.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1801408249 + 34928100 = 42443^2 + 5910^2 .

It is a cyclic number.

It is not a de Polignac number, because 1836336349 - 2¹⁹ = 1835812061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1836336299 and 1836336308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1836336319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 918168174 + 918168175.

It is an arithmetic number, because the mean of its divisors is an integer number (918168175).

Almost surely, 2^1836336349 is an apocalyptic number.

It is an amenable number.

1836336349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1836336349 is an equidigital number, since it uses as much as digits as its factorization.

1836336349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 46.

The square root of 1836336349 is about 42852.4952482350. The cubic root of 1836336349 is about 1224.5713005527.

The spelling of 1836336349 in words is "one billion, eight hundred thirty-six million, three hundred thirty-six thousand, three hundred forty-nine".