232138 has 8 divisors (see below), whose sum is σ = 357732. Its totient is φ = 112896.

The previous prime is 232129. The next prime is 232153. The reversal of 232138 is 831232.

It is a happy number.

232138 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 157609 + 74529 = 397^2 + 273^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1495 + ... + 1642.

2²³²¹³⁸ is an apocalyptic number.

232138 is a deficient number, since it is larger than the sum of its proper divisors (125594).

232138 is a wasteful number, since it uses less digits than its factorization.

232138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3176.

The product of its digits is 288, while the sum is 19.

The square root of 232138 is about 481.8070153080. The cubic root of 232138 is about 61.4585174242.

The spelling of 232138 in words is "two hundred thirty-two thousand, one hundred thirty-eight".