325056505 has 16 divisors (see below), whose sum is σ = 404099280. Its totient is φ = 250716928.

The previous prime is 325056499. The next prime is 325056527. The reversal of 325056505 is 505650523.

It can be written as a sum of positive squares in 8 ways, for example, as 2027776 + 323028729 = 1424^2 + 17973^2 .

It is a cyclic number.

It is not a de Polignac number, because 325056505 - 2³ = 325056497 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145779 + ... + 147991.

It is an arithmetic number, because the mean of its divisors is an integer number (25256205).

Almost surely, 2^325056505 is an apocalyptic number.

It is an amenable number.

325056505 is a deficient number, since it is larger than the sum of its proper divisors (79042775).

325056505 is a wasteful number, since it uses less digits than its factorization.

325056505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3260.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 325056505 is about 18029.3234759377. The cubic root of 325056505 is about 687.5742764929.

The spelling of 325056505 in words is "three hundred twenty-five million, fifty-six thousand, five hundred five".