378814 has 4 divisors (see below), whose sum is σ = 568224. Its totient is φ = 189406.
The previous prime is 378809. The next prime is 378817. The reversal of 378814 is 418873.
It is a happy number.
378814 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 Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378817) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94702 + ... + 94705.
It is an arithmetic number, because the mean of its divisors is an integer number (142056).
2378814 is an apocalyptic number.
378814 is a deficient number, since it is larger than the sum of its proper divisors (189410).
378814 is a wasteful number, since it uses less digits than its factorization.
378814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189409.
The product of its digits is 5376, while the sum is 31.
The square root of 378814 is about 615.4786755039. The cubic root of 378814 is about 72.3561316618.
The spelling of 378814 in words is "three hundred seventy-eight thousand, eight hundred fourteen".
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