146235238 has 8 divisors (see below), whose sum is σ = 220393080. Its totient is φ = 72770880.

The previous prime is 146235223. The next prime is 146235263. The reversal of 146235238 is 832532641.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172843 + ... + 173686.

It is an arithmetic number, because the mean of its divisors is an integer number (27549135).

Almost surely, 2^146235238 is an apocalyptic number.

146235238 is a deficient number, since it is larger than the sum of its proper divisors (74157842).

146235238 is a wasteful number, since it uses less digits than its factorization.

146235238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346742.

The product of its digits is 34560, while the sum is 34.

The square root of 146235238 is about 12092.7762734618. The cubic root of 146235238 is about 526.8463942673.

Adding to 146235238 its reverse (832532641), we get a palindrome (978767879).

The spelling of 146235238 in words is "one hundred forty-six million, two hundred thirty-five thousand, two hundred thirty-eight".