199534064 has 20 divisors (see below), whose sum is σ = 387381456. Its totient is φ = 99564672.

The previous prime is 199534063. The next prime is 199534103. The reversal of 199534064 is 460435991.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199534063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4349 + ... + 20444.

Almost surely, 2^199534064 is an apocalyptic number.

It is an amenable number.

199534064 is a deficient number, since it is larger than the sum of its proper divisors (187847392).

199534064 is a wasteful number, since it uses less digits than its factorization.

199534064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25304 (or 25298 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 199534064 is about 14125.6526928847. The cubic root of 199534064 is about 584.3490594794.

The spelling of 199534064 in words is "one hundred ninety-nine million, five hundred thirty-four thousand, sixty-four".