199064 has 16 divisors (see below), whose sum is σ = 378000. Its totient is φ = 98272.

The previous prime is 199049. The next prime is 199081. The reversal of 199064 is 460991.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1109 + ... + 1275.

It is an arithmetic number, because the mean of its divisors is an integer number (23625).

2¹⁹⁹⁰⁶⁴ is an apocalyptic number.

It is an amenable number.

199064 is a deficient number, since it is larger than the sum of its proper divisors (178936).

199064 is a wasteful number, since it uses less digits than its factorization.

199064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 199064 is about 446.1658884316. The cubic root of 199064 is about 58.3889827218.

The spelling of 199064 in words is "one hundred ninety-nine thousand, sixty-four".