238145276 has 6 divisors (see below), whose sum is σ = 416754240. Its totient is φ = 119072636.

The previous prime is 238145233. The next prime is 238145329. The reversal of 238145276 is 672541832.

It is a happy number.

It is a super-2 number, since 2×238145276² = 113426344962232352, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

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 as a sum of consecutive naturals, namely, 29768156 + ... + 29768163.

It is an arithmetic number, because the mean of its divisors is an integer number (69459040).

Almost surely, 2^238145276 is an apocalyptic number.

It is an amenable number.

238145276 is a deficient number, since it is larger than the sum of its proper divisors (178608964).

238145276 is a wasteful number, since it uses less digits than its factorization.

238145276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59536323 (or 59536321 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 238145276 is about 15431.9563244587. The cubic root of 238145276 is about 619.8415099570.

The spelling of 238145276 in words is "two hundred thirty-eight million, one hundred forty-five thousand, two hundred seventy-six".