454194 has 32 divisors (see below), whose sum is σ = 1088640. Its totient is φ = 139536.

The previous prime is 454183. The next prime is 454199. The reversal of 454194 is 491454.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454199) by changing a digit.

454194 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379 + ... + 1025.

It is an arithmetic number, because the mean of its divisors is an integer number (34020).

2⁴⁵⁴¹⁹⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (544320).

454194 is an abundant number, since it is smaller than the sum of its proper divisors (634446).

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

454194 is a wasteful number, since it uses less digits than its factorization.

454194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671 (or 665 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 454194 is about 673.9391663941. The cubic root of 454194 is about 76.8682742480.

The spelling of 454194 in words is "four hundred fifty-four thousand, one hundred ninety-four".