423194 has 4 divisors (see below), whose sum is σ = 634794. Its totient is φ = 211596.

The previous prime is 423191. The next prime is 423209. The reversal of 423194 is 491324.

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

It can be written as a sum of positive squares in only one way, i.e., 354025 + 69169 = 595^2 + 263^2 .

It is a Curzon 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 as a sum of consecutive naturals, namely, 105797 + ... + 105800.

2⁴²³¹⁹⁴ is an apocalyptic number.

423194 is a deficient number, since it is larger than the sum of its proper divisors (211600).

423194 is a wasteful number, since it uses less digits than its factorization.

423194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211599.

The product of its digits is 864, while the sum is 23.

The square root of 423194 is about 650.5336271093. The cubic root of 423194 is about 75.0780816448.

The spelling of 423194 in words is "four hundred twenty-three thousand, one hundred ninety-four".