238136264 has 8 divisors (see below), whose sum is σ = 446505510. Its totient is φ = 119068128.

The previous prime is 238136251. The next prime is 238136267. The reversal of 238136264 is 462631832.

238136264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 183819364 + 54316900 = 13558^2 + 7370^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (238136267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14883509 + ... + 14883524.

Almost surely, 2^238136264 is an apocalyptic number.

It is an amenable number.

238136264 is a deficient number, since it is larger than the sum of its proper divisors (208369246).

238136264 is a wasteful number, since it uses less digits than its factorization.

238136264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29767039 (or 29767035 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 238136264 is about 15431.6643302011. The cubic root of 238136264 is about 619.8336910852.

The spelling of 238136264 in words is "two hundred thirty-eight million, one hundred thirty-six thousand, two hundred sixty-four".