147208 has 8 divisors (see below), whose sum is σ = 276030. Its totient is φ = 73600.
The previous prime is 147197. The next prime is 147209. The reversal of 147208 is 802741.
It can be written as a sum of positive squares in only one way, i.e., 128164 + 19044 = 358^2 + 138^2 .
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 (147209) by changing a digit.
147208 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9193 + ... + 9208.
2147208 is an apocalyptic number.
It is an amenable number.
147208 is a deficient number, since it is larger than the sum of its proper divisors (128822).
147208 is a wasteful number, since it uses less digits than its factorization.
147208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18407 (or 18403 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 22.
The square root of 147208 is about 383.6769474441. The cubic root of 147208 is about 52.8012013807.
Adding to 147208 its reverse (802741), we get a palindrome (949949).
The spelling of 147208 in words is "one hundred forty-seven thousand, two hundred eight".
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