152505 has 12 divisors (see below), whose sum is σ = 264420. Its totient is φ = 81312.
The previous prime is 152501. The next prime is 152519. The reversal of 152505 is 505251.
It can be written as a sum of positive squares in 2 ways, for example, as 110889 + 41616 = 333^2 + 204^2 .
It is not a de Polignac number, because 152505 - 22 = 152501 is a prime.
It is not an unprimeable number, because it can be changed into a prime (152501) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1650 + ... + 1739.
It is an arithmetic number, because the mean of its divisors is an integer number (22035).
2152505 is an apocalyptic number.
152505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
152505 is a deficient number, since it is larger than the sum of its proper divisors (111915).
152505 is a wasteful number, since it uses less digits than its factorization.
152505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3400 (or 3397 counting only the distinct ones).
The product of its (nonzero) digits is 250, while the sum is 18.
The square root of 152505 is about 390.5188855869. The cubic root of 152505 is about 53.4270703971.
Adding to 152505 its reverse (505251), we get a palindrome (657756).
The spelling of 152505 in words is "one hundred fifty-two thousand, five hundred five".
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