1799800227 has 6 divisors (see below), whose sum is σ = 2599711452. Its totient is φ = 1199866812.

The previous prime is 1799800157. The next prime is 1799800237. The reversal of 1799800227 is 7220089971.

It is not a de Polignac number, because 1799800227 - 2¹⁰ = 1799799203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1799800237) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 99988893 + ... + 99988910.

It is an arithmetic number, because the mean of its divisors is an integer number (433285242).

Almost surely, 2^1799800227 is an apocalyptic number.

1799800227 is a deficient number, since it is larger than the sum of its proper divisors (799911225).

1799800227 is a wasteful number, since it uses less digits than its factorization.

1799800227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199977809 (or 199977806 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 45.

The square root of 1799800227 is about 42424.0524584816. The cubic root of 1799800227 is about 1216.3953952372.

The spelling of 1799800227 in words is "one billion, seven hundred ninety-nine million, eight hundred thousand, two hundred twenty-seven".