325646705 has 8 divisors (see below), whose sum is σ = 391067304. Its totient is φ = 260323200.

The previous prime is 325646701. The next prime is 325646729. The reversal of 325646705 is 507646523.

It can be written as a sum of positive squares in 4 ways, for example, as 3659569 + 321987136 = 1913^2 + 17944^2 .

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

It is not a de Polignac number, because 325646705 - 2² = 325646701 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325646701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16676 + ... + 30485.

It is an arithmetic number, because the mean of its divisors is an integer number (48883413).

Almost surely, 2^325646705 is an apocalyptic number.

It is an amenable number.

325646705 is a deficient number, since it is larger than the sum of its proper divisors (65420599).

325646705 is a wasteful number, since it uses less digits than its factorization.

325646705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48547.

The product of its (nonzero) digits is 151200, while the sum is 38.

The square root of 325646705 is about 18045.6838329834. The cubic root of 325646705 is about 687.9901641655.

The spelling of 325646705 in words is "three hundred twenty-five million, six hundred forty-six thousand, seven hundred five".