146238 has 8 divisors (see below), whose sum is σ = 292488. Its totient is φ = 48744.

The previous prime is 146221. The next prime is 146239. The reversal of 146238 is 832641.

It is a happy number.

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

146238 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12181 + ... + 12192.

It is an arithmetic number, because the mean of its divisors is an integer number (36561).

2¹⁴⁶²³⁸ is an apocalyptic number.

146238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146238 is a wasteful number, since it uses less digits than its factorization.

146238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24378.

The product of its digits is 1152, while the sum is 24.

The square root of 146238 is about 382.4107739068. The cubic root of 146238 is about 52.6849711162.

Adding to 146238 its reverse (832641), we get a palindrome (978879).

The spelling of 146238 in words is "one hundred forty-six thousand, two hundred thirty-eight".