1836701849 has 2 divisors, whose sum is σ = 1836701850. Its totient is φ = 1836701848.

The previous prime is 1836701833. The next prime is 1836701897. The reversal of 1836701849 is 9481076381.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1811098249 + 25603600 = 42557^2 + 5060^2 .

It is a cyclic number.

It is not a de Polignac number, because 1836701849 - 2⁴ = 1836701833 is a prime.

It is not a weakly prime, because it can be changed into another prime (1836701819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 918350924 + 918350925.

It is an arithmetic number, because the mean of its divisors is an integer number (918350925).

Almost surely, 2^1836701849 is an apocalyptic number.

It is an amenable number.

1836701849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1836701849 is an equidigital number, since it uses as much as digits as its factorization.

1836701849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 47.

The square root of 1836701849 is about 42856.7596651917. The cubic root of 1836701849 is about 1224.6525404117.

The spelling of 1836701849 in words is "one billion, eight hundred thirty-six million, seven hundred one thousand, eight hundred forty-nine".