199814254 has 8 divisors (see below), whose sum is σ = 299829600. Its totient is φ = 99871056.

The previous prime is 199814239. The next prime is 199814269. The reversal of 199814254 is 452418991.

It is an interprime number because it is at equal distance from previous prime (199814239) and next prime (199814269).

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

It is a super-2 number, since 2×199814254² = 79851472203153032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 199814254.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10479 + ... + 22570.

It is an arithmetic number, because the mean of its divisors is an integer number (37478700).

Almost surely, 2^199814254 is an apocalyptic number.

199814254 is a deficient number, since it is larger than the sum of its proper divisors (100015346).

199814254 is a wasteful number, since it uses less digits than its factorization.

199814254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36074.

The product of its digits is 103680, while the sum is 43.

The square root of 199814254 is about 14135.5669854449. The cubic root of 199814254 is about 584.6224500345.

The spelling of 199814254 in words is "one hundred ninety-nine million, eight hundred fourteen thousand, two hundred fifty-four".