423199 has 4 divisors (see below), whose sum is σ = 483664. Its totient is φ = 362736.

The previous prime is 423191. The next prime is 423209. The reversal of 423199 is 991324.

It is a happy number.

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 423199 - 2³ = 423191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423191) 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, 30222 + ... + 30235.

It is an arithmetic number, because the mean of its divisors is an integer number (120916).

2⁴²³¹⁹⁹ is an apocalyptic number.

423199 is a deficient number, since it is larger than the sum of its proper divisors (60465).

423199 is an equidigital number, since it uses as much as digits as its factorization.

423199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60464.

The product of its digits is 1944, while the sum is 28.

The square root of 423199 is about 650.5374700968. The cubic root of 423199 is about 75.0783773240.

The spelling of 423199 in words is "four hundred twenty-three thousand, one hundred ninety-nine".