1798484269 has 2 divisors, whose sum is σ = 1798484270. Its totient is φ = 1798484268.

The previous prime is 1798484161. The next prime is 1798484309. The reversal of 1798484269 is 9624848971.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1792506244 + 5978025 = 42338^2 + 2445^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1798484269 is a prime.

It is a super-2 number, since 2×1798484269² = 6469091331680928722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1798484069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 899242134 + 899242135.

It is an arithmetic number, because the mean of its divisors is an integer number (899242135).

Almost surely, 2^1798484269 is an apocalyptic number.

It is an amenable number.

1798484269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1798484269 is an equidigital number, since it uses as much as digits as its factorization.

1798484269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6967296, while the sum is 58.

The square root of 1798484269 is about 42408.5400479668. The cubic root of 1798484269 is about 1216.0988594477.

The spelling of 1798484269 in words is "one billion, seven hundred ninety-eight million, four hundred eighty-four thousand, two hundred sixty-nine".