378454 has 8 divisors (see below), whose sum is σ = 601128. Its totient is φ = 178080.

The previous prime is 378449. The next prime is 378463. The reversal of 378454 is 454873.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5532 + ... + 5599.

It is an arithmetic number, because the mean of its divisors is an integer number (75141).

2³⁷⁸⁴⁵⁴ is an apocalyptic number.

378454 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

378454 is a deficient number, since it is larger than the sum of its proper divisors (222674).

378454 is a wasteful number, since it uses less digits than its factorization.

378454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11150.

The product of its digits is 13440, while the sum is 31.

The square root of 378454 is about 615.1861506894. The cubic root of 378454 is about 72.3332035552. Note that the first 3 decimals are identical.

The spelling of 378454 in words is "three hundred seventy-eight thousand, four hundred fifty-four".