384454 has 12 divisors (see below), whose sum is σ = 671004. Its totient is φ = 164724.

The previous prime is 384437. The next prime is 384469. The reversal of 384454 is 454483.

It is a congruent number.

It is an unprimeable number.

384454 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 5 ways as a sum of consecutive naturals, for example, 1864 + ... + 2059.

It is an arithmetic number, because the mean of its divisors is an integer number (55917).

2³⁸⁴⁴⁵⁴ is an apocalyptic number.

384454 is a deficient number, since it is larger than the sum of its proper divisors (286550).

384454 is a wasteful number, since it uses less digits than its factorization.

384454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3939 (or 3932 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 384454 is about 620.0435468578. The cubic root of 384454 is about 72.7134573189.

It can be divided in two parts, 384 and 454, that added together give a palindrome (838).

The spelling of 384454 in words is "three hundred eighty-four thousand, four hundred fifty-four".