381241224 has 192 divisors, whose sum is σ = 1312496640. Its totient is φ = 97251840.

The previous prime is 381241219. The next prime is 381241241. The reversal of 381241224 is 422142183.

381241224 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 202174 + ... + 204050.

It is an arithmetic number, because the mean of its divisors is an integer number (6835920).

Almost surely, 2^381241224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 381241224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (656248320).

381241224 is an abundant number, since it is smaller than the sum of its proper divisors (931255416).

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

381241224 is a wasteful number, since it uses less digits than its factorization.

381241224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940 (or 1933 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 381241224 is about 19525.3994581417. The cubic root of 381241224 is about 725.1034170350.

The spelling of 381241224 in words is "three hundred eighty-one million, two hundred forty-one thousand, two hundred twenty-four".