378343 has 4 divisors (see below), whose sum is σ = 432400. Its totient is φ = 324288.

The previous prime is 378317. The next prime is 378353. The reversal of 378343 is 343873.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343873 = 23 ⋅14951.

It is a cyclic number.

It is not a de Polignac number, because 378343 - 2⁹ = 377831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378353) 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, 27018 + ... + 27031.

It is an arithmetic number, because the mean of its divisors is an integer number (108100).

2³⁷⁸³⁴³ is an apocalyptic number.

378343 is a deficient number, since it is larger than the sum of its proper divisors (54057).

378343 is an equidigital number, since it uses as much as digits as its factorization.

378343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54056.

The product of its digits is 6048, while the sum is 28.

The square root of 378343 is about 615.0959274780. The cubic root of 378343 is about 72.3261311231.

The spelling of 378343 in words is "three hundred seventy-eight thousand, three hundred forty-three".