1798227000 has 128 divisors (see below), whose sum is σ = 6233947200. Its totient is φ = 479520000.

The previous prime is 1798226981. The next prime is 1798227007. The reversal of 1798227000 is 7228971.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1798227007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6301 + ... + 60300.

Almost surely, 2^1798227000 is an apocalyptic number.

1798227000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1798227000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3116973600).

1798227000 is an abundant number, since it is smaller than the sum of its proper divisors (4435720200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1798227000 is a wasteful number, since it uses less digits than its factorization.

1798227000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66631 (or 66611 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 1798227000 is about 42405.5067178780. The cubic root of 1798227000 is about 1216.0408699762.

The spelling of 1798227000 in words is "one billion, seven hundred ninety-eight million, two hundred twenty-seven thousand".