134408 has 16 divisors (see below), whose sum is σ = 257580. Its totient is φ = 65728.
The previous prime is 134401. The next prime is 134417. The reversal of 134408 is 804431.
134408 is nontrivially palindromic in base 7.
It can be written as a sum of positive squares in 2 ways, for example, as 131044 + 3364 = 362^2 + 58^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 134408.
It is not an unprimeable number, because it can be changed into a prime (134401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266 + ... + 582.
2134408 is an apocalyptic number.
134408 is the 212-nd octagonal number.
It is an amenable number.
134408 is a deficient number, since it is larger than the sum of its proper divisors (123172).
134408 is a wasteful number, since it uses less digits than its factorization.
134408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 376 (or 372 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 134408 is about 366.6169663286. The cubic root of 134408 is about 51.2241829120.
Adding to 134408 its reverse (804431), we get a palindrome (938839).
The spelling of 134408 in words is "one hundred thirty-four thousand, four hundred eight".
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