325505215 has 8 divisors (see below), whose sum is σ = 446407200. Its totient is φ = 223203552.

The previous prime is 325505197. The next prime is 325505231. The reversal of 325505215 is 512505523.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 325505215 - 2⁷ = 325505087 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4650040 + ... + 4650109.

It is an arithmetic number, because the mean of its divisors is an integer number (55800900).

Almost surely, 2^325505215 is an apocalyptic number.

325505215 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

325505215 is a deficient number, since it is larger than the sum of its proper divisors (120901985).

325505215 is an equidigital number, since it uses as much as digits as its factorization.

325505215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9300161.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 325505215 is about 18041.7630790342. The cubic root of 325505215 is about 687.8905082823.

The spelling of 325505215 in words is "three hundred twenty-five million, five hundred five thousand, two hundred fifteen".