378854 has 8 divisors (see below), whose sum is σ = 649488. Its totient is φ = 162360.

The previous prime is 378823. The next prime is 378869. The reversal of 378854 is 458873.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

378854 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13517 + ... + 13544.

It is an arithmetic number, because the mean of its divisors is an integer number (81186).

2³⁷⁸⁸⁵⁴ is an apocalyptic number.

378854 is a deficient number, since it is larger than the sum of its proper divisors (270634).

378854 is a wasteful number, since it uses less digits than its factorization.

378854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27070.

The product of its digits is 26880, while the sum is 35.

The square root of 378854 is about 615.5111696793. The cubic root of 378854 is about 72.3586783323.

The spelling of 378854 in words is "three hundred seventy-eight thousand, eight hundred fifty-four".