199454 has 8 divisors (see below), whose sum is σ = 308928. Its totient is φ = 96480.

The previous prime is 199453. The next prime is 199457. The reversal of 199454 is 454991.

199454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

199454 is an esthetic number in base 3, because in such base its adjacent digits differ by 1.

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

It is a self number, because there is not a number n which added to its sum of digits gives 199454.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 199454.

It is not an unprimeable number, because it can be changed into a prime (199453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1547 + ... + 1670.

It is an arithmetic number, because the mean of its divisors is an integer number (38616).

2¹⁹⁹⁴⁵⁴ is an apocalyptic number.

199454 is a deficient number, since it is larger than the sum of its proper divisors (109474).

199454 is a wasteful number, since it uses less digits than its factorization.

199454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3250.

The product of its digits is 6480, while the sum is 32.

The square root of 199454 is about 446.6027317427. The cubic root of 199454 is about 58.4270891403.

It can be divided in two parts, 1994 and 54, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 199454 in words is "one hundred ninety-nine thousand, four hundred fifty-four".