199314450 has 144 divisors (see below), whose sum is σ = 558587016. Its totient is φ = 50918400.

The previous prime is 199314431. The next prime is 199314473. The reversal of 199314450 is 54413991.

It is a happy number.

199314450 is a `hidden beast` number, since 199 + 3 + 14 + 450 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 2277081 + 197037369 = 1509^2 + 14037^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1454782 + ... + 1454918.

Almost surely, 2^199314450 is an apocalyptic number.

199314450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 199314450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279293508).

199314450 is an abundant number, since it is smaller than the sum of its proper divisors (359272566).

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

199314450 is a wasteful number, since it uses less digits than its factorization.

199314450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 199314450 is about 14117.8769650398. The cubic root of 199314450 is about 584.1345959395.

The spelling of 199314450 in words is "one hundred ninety-nine million, three hundred fourteen thousand, four hundred fifty".