258002 has 4 divisors (see below), whose sum is σ = 387006. Its totient is φ = 129000.
The previous prime is 257993. The next prime is 258019. The reversal of 258002 is 200852.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 229441 + 28561 = 479^2 + 169^2 .
It is an unprimeable number.
258002 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64499 + ... + 64502.
2258002 is an apocalyptic number.
258002 is a deficient number, since it is larger than the sum of its proper divisors (129004).
258002 is a wasteful number, since it uses less digits than its factorization.
258002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129003.
The product of its (nonzero) digits is 160, while the sum is 17.
The square root of 258002 is about 507.9389727123. The cubic root of 258002 is about 63.6611321024.
Adding to 258002 its reverse (200852), we get a palindrome (458854).
The spelling of 258002 in words is "two hundred fifty-eight thousand, two".
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