232539321 has 8 divisors (see below), whose sum is σ = 354345664. Its totient is φ = 132879600.

The previous prime is 232539319. The next prime is 232539323. The reversal of 232539321 is 123935232.

It is an interprime number because it is at equal distance from previous prime (232539319) and next prime (232539323).

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

It is not a de Polignac number, because 232539321 - 2¹ = 232539319 is a prime.

It is a super-2 number, since 2×232539321² = 108149071622282082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232539323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5536630 + ... + 5536671.

It is an arithmetic number, because the mean of its divisors is an integer number (44293208).

Almost surely, 2^232539321 is an apocalyptic number.

232539321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

232539321 is a deficient number, since it is larger than the sum of its proper divisors (121806343).

232539321 is a wasteful number, since it uses less digits than its factorization.

232539321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11073311.

The product of its digits is 9720, while the sum is 30.

The square root of 232539321 is about 15249.2400138499. The cubic root of 232539321 is about 614.9391360218.

The spelling of 232539321 in words is "two hundred thirty-two million, five hundred thirty-nine thousand, three hundred twenty-one".