1798963199 has 24 divisors (see below), whose sum is σ = 2048231808. Its totient is φ = 1566591840.

The previous prime is 1798963181. The next prime is 1798963213. The reversal of 1798963199 is 9913698971.

It is not a de Polignac number, because 1798963199 - 2²⁸ = 1530527743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1798963129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1008062 + ... + 1009844.

It is an arithmetic number, because the mean of its divisors is an integer number (85342992).

Almost surely, 2^1798963199 is an apocalyptic number.

1798963199 is a deficient number, since it is larger than the sum of its proper divisors (249268609).

1798963199 is a wasteful number, since it uses less digits than its factorization.

1798963199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935 (or 1898 counting only the distinct ones).

The product of its digits is 6613488, while the sum is 62.

The square root of 1798963199 is about 42414.1862942106. The cubic root of 1798963199 is about 1216.2067974755.

The spelling of 1798963199 in words is "one billion, seven hundred ninety-eight million, nine hundred sixty-three thousand, one hundred ninety-nine".