231046 has 4 divisors (see below), whose sum is σ = 346572. Its totient is φ = 115522.

The previous prime is 231041. The next prime is 231053. The reversal of 231046 is 640132.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57760 + ... + 57763.

It is an arithmetic number, because the mean of its divisors is an integer number (86643).

2²³¹⁰⁴⁶ is an apocalyptic number.

231046 is a deficient number, since it is larger than the sum of its proper divisors (115526).

231046 is a wasteful number, since it uses less digits than its factorization.

231046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115525.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 231046 is about 480.6724456426. The cubic root of 231046 is about 61.3619969467.

Adding to 231046 its reverse (640132), we get a palindrome (871178).

The spelling of 231046 in words is "two hundred thirty-one thousand, forty-six".