916199 has 4 divisors (see below), whose sum is σ = 964440. Its totient is φ = 867960.

The previous prime is 916189. The next prime is 916213. The reversal of 916199 is 991619.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 916199 - 2⁴ = 916183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (916109) 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, 24092 + ... + 24129.

It is an arithmetic number, because the mean of its divisors is an integer number (241110).

2⁹¹⁶¹⁹⁹ is an apocalyptic number.

916199 is a deficient number, since it is larger than the sum of its proper divisors (48241).

916199 is a wasteful number, since it uses less digits than its factorization.

916199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48240.

The product of its digits is 4374, while the sum is 35.

The square root of 916199 is about 957.1828456465. The cubic root of 916199 is about 97.1247553394.

The spelling of 916199 in words is "nine hundred sixteen thousand, one hundred ninety-nine".