325312015 has 16 divisors (see below), whose sum is σ = 469624320. Its totient is φ = 211330080.

The previous prime is 325312003. The next prime is 325312033. The reversal of 325312015 is 510213523.

It is not a de Polignac number, because 325312015 - 2²⁷ = 191094287 is a prime.

It is a super-4 number, since 4×325312015⁴ (a number of 35 digits) contains 4444 as substring.

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 15 ways as a sum of consecutive naturals, for example, 243931 + ... + 245260.

It is an arithmetic number, because the mean of its divisors is an integer number (29351520).

Almost surely, 2^325312015 is an apocalyptic number.

325312015 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

325312015 is a deficient number, since it is larger than the sum of its proper divisors (144312305).

325312015 is a wasteful number, since it uses less digits than its factorization.

325312015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489222.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 325312015 is about 18036.4080404054. The cubic root of 325312015 is about 687.7543847605.

Adding to 325312015 its reverse (510213523), we get a palindrome (835525538).

The spelling of 325312015 in words is "three hundred twenty-five million, three hundred twelve thousand, fifteen".