238472 has 16 divisors (see below), whose sum is σ = 481740. Its totient is φ = 110016.
The previous prime is 238471. The next prime is 238477. The reversal of 238472 is 274832.
It can be written as a sum of positive squares in 2 ways, for example, as 217156 + 21316 = 466^2 + 146^2 .
It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 238472.
It is not an unprimeable number, because it can be changed into a prime (238471) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1043 + ... + 1250.
2238472 is an apocalyptic number.
It is an amenable number.
238472 is an abundant number, since it is smaller than the sum of its proper divisors (243268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238472 is a wasteful number, since it uses less digits than its factorization.
238472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2312 (or 2308 counting only the distinct ones).
The product of its digits is 2688, while the sum is 26.
The square root of 238472 is about 488.3359499361. The cubic root of 238472 is about 62.0124844786.
The spelling of 238472 in words is "two hundred thirty-eight thousand, four hundred seventy-two".
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