378443 has 8 divisors (see below), whose sum is σ = 417648. Its totient is φ = 340704.

The previous prime is 378439. The next prime is 378449. The reversal of 378443 is 344873.

378443 is nontrivially palindromic in base 14.

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

It is not a de Polignac number, because 378443 - 2² = 378439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378449) 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, 221 + ... + 897.

It is an arithmetic number, because the mean of its divisors is an integer number (52206).

2³⁷⁸⁴⁴³ is an apocalyptic number.

378443 is a deficient number, since it is larger than the sum of its proper divisors (39205).

378443 is a wasteful number, since it uses less digits than its factorization.

378443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733.

The product of its digits is 8064, while the sum is 29.

The square root of 378443 is about 615.1772102411. The cubic root of 378443 is about 72.3325027453.

The spelling of 378443 in words is "three hundred seventy-eight thousand, four hundred forty-three".