4181223798 has 24 divisors (see below), whose sum is σ = 9080257368. Its totient is φ = 1390519872.

The previous prime is 4181223793. The next prime is 4181223811. The reversal of 4181223798 is 8973221814.

It is a happy number.

4181223798 is a `hidden beast` number, since 418 + 1 + 223 + 7 + 9 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4181223793) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 260440 + ... + 276027.

It is an arithmetic number, because the mean of its divisors is an integer number (378344057).

Almost surely, 2^4181223798 is an apocalyptic number.

4181223798 is an abundant number, since it is smaller than the sum of its proper divisors (4899033570).

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

4181223798 is a wasteful number, since it uses less digits than its factorization.

4181223798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536908 (or 536905 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 4181223798 is about 64662.3831760012. The cubic root of 4181223798 is about 1611.0207636379.

The spelling of 4181223798 in words is "four billion, one hundred eighty-one million, two hundred twenty-three thousand, seven hundred ninety-eight".