454878 has 24 divisors (see below), whose sum is σ = 1013688. Its totient is φ = 147312.

The previous prime is 454859. The next prime is 454889. The reversal of 454878 is 878454.

It is a congruent number.

It is an unprimeable number.

454878 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 11 ways as a sum of consecutive naturals, for example, 325 + ... + 1007.

It is an arithmetic number, because the mean of its divisors is an integer number (42237).

2⁴⁵⁴⁸⁷⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454878, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (506844).

454878 is an abundant number, since it is smaller than the sum of its proper divisors (558810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

454878 is a wasteful number, since it uses less digits than its factorization.

454878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728 (or 725 counting only the distinct ones).

The product of its digits is 35840, while the sum is 36.

The square root of 454878 is about 674.4464396822. The cubic root of 454878 is about 76.9068418558.

The spelling of 454878 in words is "four hundred fifty-four thousand, eight hundred seventy-eight".