199465 has 16 divisors (see below), whose sum is σ = 282240. Its totient is φ = 132480.

The previous prime is 199457. The next prime is 199483. The reversal of 199465 is 564991.

It is not a de Polignac number, because 199465 - 2³ = 199457 is a prime.

199465 is a lucky number.

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 199465.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1366 + ... + 1504.

It is an arithmetic number, because the mean of its divisors is an integer number (17640).

2¹⁹⁹⁴⁶⁵ is an apocalyptic number.

It is an amenable number.

199465 is a deficient number, since it is larger than the sum of its proper divisors (82775).

199465 is a wasteful number, since it uses less digits than its factorization.

199465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192.

The product of its digits is 9720, while the sum is 34.

The square root of 199465 is about 446.6150467685. The cubic root of 199465 is about 58.4281632161.

The spelling of 199465 in words is "one hundred ninety-nine thousand, four hundred sixty-five".