199604412 has 240 divisors, whose sum is σ = 655699968. Its totient is φ = 51632640.

The previous prime is 199604399. The next prime is 199604437. The reversal of 199604412 is 214406991.

It is a happy number.

199604412 is a `hidden beast` number, since 1 + 9 + 9 + 604 + 41 + 2 = 666.

199604412 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 79 ways as a sum of consecutive naturals, for example, 1195153 + ... + 1195319.

Almost surely, 2^199604412 is an apocalyptic number.

199604412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199604412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327849984).

199604412 is an abundant number, since it is smaller than the sum of its proper divisors (456095556).

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

199604412 is a wasteful number, since it uses less digits than its factorization.

199604412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 199604412 is about 14128.1425530747. The cubic root of 199604412 is about 584.4177243759.

The spelling of 199604412 in words is "one hundred ninety-nine million, six hundred four thousand, four hundred twelve".