431198 has 8 divisors (see below), whose sum is σ = 664392. Its totient is φ = 209736.

The previous prime is 431191. The next prime is 431203. The reversal of 431198 is 891134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431191) 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, 2840 + ... + 2987.

It is an arithmetic number, because the mean of its divisors is an integer number (83049).

2⁴³¹¹⁹⁸ is an apocalyptic number.

431198 is a deficient number, since it is larger than the sum of its proper divisors (233194).

431198 is a wasteful number, since it uses less digits than its factorization.

431198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5866.

The product of its digits is 864, while the sum is 26.

The square root of 431198 is about 656.6566835113. The cubic root of 431198 is about 75.5484536129.

The spelling of 431198 in words is "four hundred thirty-one thousand, one hundred ninety-eight".