199006434 has 48 divisors (see below), whose sum is σ = 471350880. Its totient is φ = 60180480.

The previous prime is 199006427. The next prime is 199006463. The reversal of 199006434 is 434600991.

199006434 is a `hidden beast` number, since 1 + 9 + 9 + 0 + 0 + 643 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151609 + ... + 152915.

It is an arithmetic number, because the mean of its divisors is an integer number (9819810).

Almost surely, 2^199006434 is an apocalyptic number.

199006434 is an abundant number, since it is smaller than the sum of its proper divisors (272344446).

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

199006434 is a wasteful number, since it uses less digits than its factorization.

199006434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2095 (or 2092 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 199006434 is about 14106.9640249063. The cubic root of 199006434 is about 583.8335380479.

The spelling of 199006434 in words is "one hundred ninety-nine million, six thousand, four hundred thirty-four".