214378 has 8 divisors (see below), whose sum is σ = 330372. Its totient is φ = 104256.

The previous prime is 214373. The next prime is 214381. The reversal of 214378 is 873412.

214378 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 214369 + 9 = 463^2 + 3^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (214373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1375 + ... + 1522.

2²¹⁴³⁷⁸ is an apocalyptic number.

214378 is a deficient number, since it is larger than the sum of its proper divisors (115994).

214378 is a wasteful number, since it uses less digits than its factorization.

214378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2936.

The product of its digits is 1344, while the sum is 25.

The square root of 214378 is about 463.0097191205. The cubic root of 214378 is about 59.8494373121.

The spelling of 214378 in words is "two hundred fourteen thousand, three hundred seventy-eight".