325655646 has 16 divisors (see below), whose sum is σ = 659159424. Its totient is φ = 107243864.

The previous prime is 325655593. The next prime is 325655647. The reversal of 325655646 is 646556523.

It is a junction number, because it is equal to n+sod(n) for n = 325655598 and 325655607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325655647) 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, 326466 + ... + 327461.

It is an arithmetic number, because the mean of its divisors is an integer number (41197464).

Almost surely, 2^325655646 is an apocalyptic number.

325655646 is an abundant number, since it is smaller than the sum of its proper divisors (333503778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325655646 is a wasteful number, since it uses less digits than its factorization.

325655646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654015.

The product of its digits is 648000, while the sum is 42.

The square root of 325655646 is about 18045.9315636517. The cubic root of 325655646 is about 687.9964606249.

The spelling of 325655646 in words is "three hundred twenty-five million, six hundred fifty-five thousand, six hundred forty-six".