231484 has 12 divisors (see below), whose sum is σ = 442008. Its totient is φ = 105200.

The previous prime is 231481. The next prime is 231493. The reversal of 231484 is 484132.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231481) 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, 2587 + ... + 2674.

It is an arithmetic number, because the mean of its divisors is an integer number (36834).

2²³¹⁴⁸⁴ is an apocalyptic number.

It is an amenable number.

231484 is a deficient number, since it is larger than the sum of its proper divisors (210524).

231484 is a wasteful number, since it uses less digits than its factorization.

231484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5276 (or 5274 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 231484 is about 481.1278416388. The cubic root of 231484 is about 61.4007476558.

It can be divided in two parts, 2314 and 84, that multiplied together give a triangular number (194376 = T₆₂₃).

The spelling of 231484 in words is "two hundred thirty-one thousand, four hundred eighty-four".