381422 has 4 divisors (see below), whose sum is σ = 572136. Its totient is φ = 190710.
The previous prime is 381419. The next prime is 381439. The reversal of 381422 is 224183.
381422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a junction number, because it is equal to n+sod(n) for n = 381394 and 381403.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 381422.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95354 + ... + 95357.
It is an arithmetic number, because the mean of its divisors is an integer number (143034).
2381422 is an apocalyptic number.
381422 is a deficient number, since it is larger than the sum of its proper divisors (190714).
381422 is a wasteful number, since it uses less digits than its factorization.
381422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190713.
The product of its digits is 384, while the sum is 20.
The square root of 381422 is about 617.5937175846. The cubic root of 381422 is about 72.5218008160.
The spelling of 381422 in words is "three hundred eighty-one thousand, four hundred twenty-two".
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