231926 has 4 divisors (see below), whose sum is σ = 347892. Its totient is φ = 115962.

The previous prime is 231923. The next prime is 231943. The reversal of 231926 is 629132.

231926 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57980 + ... + 57983.

It is an arithmetic number, because the mean of its divisors is an integer number (86973).

2²³¹⁹²⁶ is an apocalyptic number.

231926 is a deficient number, since it is larger than the sum of its proper divisors (115966).

231926 is a wasteful number, since it uses less digits than its factorization.

231926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115965.

The product of its digits is 648, while the sum is 23.

The square root of 231926 is about 481.5869599564. The cubic root of 231926 is about 61.4398027315.

The spelling of 231926 in words is "two hundred thirty-one thousand, nine hundred twenty-six".