814378 has 16 divisors (see below), whose sum is σ = 1332000. Its totient is φ = 371952.

The previous prime is 814367. The next prime is 814379. The reversal of 814378 is 873418.

It is a happy number.

814378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 12 and base 15.

It is not an unprimeable number, because it can be changed into a prime (814379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733 + ... + 1471.

It is an arithmetic number, because the mean of its divisors is an integer number (83250).

2⁸¹⁴³⁷⁸ is an apocalyptic number.

814378 is a deficient number, since it is larger than the sum of its proper divisors (517622).

814378 is a wasteful number, since it uses less digits than its factorization.

814378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789.

The product of its digits is 5376, while the sum is 31.

The square root of 814378 is about 902.4289445713. The cubic root of 814378 is about 93.3846175072.

The spelling of 814378 in words is "eight hundred fourteen thousand, three hundred seventy-eight".