231734325 has 12 divisors (see below), whose sum is σ = 383134208. Its totient is φ = 123591600.

The previous prime is 231734323. The next prime is 231734333. The reversal of 231734325 is 523437132.

It is not a de Polignac number, because 231734325 - 2¹ = 231734323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 231734292 and 231734301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231734323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1544821 + ... + 1544970.

Almost surely, 2^231734325 is an apocalyptic number.

231734325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

231734325 is a deficient number, since it is larger than the sum of its proper divisors (151399883).

231734325 is a wasteful number, since it uses less digits than its factorization.

231734325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3089804 (or 3089799 counting only the distinct ones).

The product of its digits is 15120, while the sum is 30.

The square root of 231734325 is about 15222.8225043847. The cubic root of 231734325 is about 614.2287244639.

The spelling of 231734325 in words is "two hundred thirty-one million, seven hundred thirty-four thousand, three hundred twenty-five".