199254 has 16 divisors (see below), whose sum is σ = 434880. Its totient is φ = 60360.

The previous prime is 199247. The next prime is 199261. The reversal of 199254 is 452991.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (199247) and next prime (199261).

It is an Ulam number.

It is a Curzon number.

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 199254.

It is an unprimeable number.

199254 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 7 ways as a sum of consecutive naturals, for example, 1444 + ... + 1575.

It is an arithmetic number, because the mean of its divisors is an integer number (27180).

2¹⁹⁹²⁵⁴ is an apocalyptic number.

199254 is an abundant number, since it is smaller than the sum of its proper divisors (235626).

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

199254 is a wasteful number, since it uses less digits than its factorization.

199254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3035.

The product of its digits is 3240, while the sum is 30.

The square root of 199254 is about 446.3787629357. The cubic root of 199254 is about 58.4075535985.

The spelling of 199254 in words is "one hundred ninety-nine thousand, two hundred fifty-four".