238345132 has 12 divisors (see below), whose sum is σ = 424173960. Its totient is φ = 117152576.

The previous prime is 238345111. The next prime is 238345201. The reversal of 238345132 is 231543832.

It is a junction number, because it is equal to n+sod(n) for n = 238345094 and 238345103.

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, 504733 + ... + 505204.

It is an arithmetic number, because the mean of its divisors is an integer number (35347830).

Almost surely, 2^238345132 is an apocalyptic number.

It is an amenable number.

238345132 is a deficient number, since it is larger than the sum of its proper divisors (185828828).

238345132 is a wasteful number, since it uses less digits than its factorization.

238345132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010000 (or 1009998 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 238345132 is about 15438.4303606293. The cubic root of 238345132 is about 620.0148556968.

Adding to 238345132 its reverse (231543832), we get a palindrome (469888964).

The spelling of 238345132 in words is "two hundred thirty-eight million, three hundred forty-five thousand, one hundred thirty-two".