232661 has 8 divisors (see below), whose sum is σ = 273504. Its totient is φ = 195120.

The previous prime is 232643. The next prime is 232663. The reversal of 232661 is 166232.

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

It is a cyclic number.

It is not a de Polignac number, because 232661 - 2⁶ = 232597 is a prime.

It is a super-2 number, since 2×232661² = 108262281842, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 232661.

It is not an unprimeable number, because it can be changed into a prime (232663) 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, 671 + ... + 956.

It is an arithmetic number, because the mean of its divisors is an integer number (34188).

2²³²⁶⁶¹ is an apocalyptic number.

It is an amenable number.

232661 is a deficient number, since it is larger than the sum of its proper divisors (40843).

232661 is a wasteful number, since it uses less digits than its factorization.

232661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651.

The product of its digits is 432, while the sum is 20.

The square root of 232661 is about 482.3494583805. The cubic root of 232661 is about 61.5046375422.

Adding to 232661 its reverse (166232), we get a palindrome (398893).

The spelling of 232661 in words is "two hundred thirty-two thousand, six hundred sixty-one".