1849349798 has 4 divisors (see below), whose sum is σ = 2774024700. Its totient is φ = 924674898.

The previous prime is 1849349797. The next prime is 1849349837. The reversal of 1849349798 is 8979439481.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1849349798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1849349791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 462337448 + ... + 462337451.

It is an arithmetic number, because the mean of its divisors is an integer number (693506175).

Almost surely, 2^1849349798 is an apocalyptic number.

1849349798 is a deficient number, since it is larger than the sum of its proper divisors (924674902).

1849349798 is an equidigital number, since it uses as much as digits as its factorization.

1849349798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924674901.

The product of its digits is 15676416, while the sum is 62.

The square root of 1849349798 is about 43004.0672262520. The cubic root of 1849349798 is about 1227.4571915667.

The spelling of 1849349798 in words is "one billion, eight hundred forty-nine million, three hundred forty-nine thousand, seven hundred ninety-eight".