325643197 has 8 divisors (see below), whose sum is σ = 363912192. Its totient is φ = 288818400.

The previous prime is 325643159. The next prime is 325643209. The reversal of 325643197 is 791346523.

It is a happy number.

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 325643197 - 2¹⁹ = 325118909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325643107) 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, 360573 + ... + 361474.

It is an arithmetic number, because the mean of its divisors is an integer number (45489024).

Almost surely, 2^325643197 is an apocalyptic number.

It is an amenable number.

325643197 is a deficient number, since it is larger than the sum of its proper divisors (38268995).

325643197 is a wasteful number, since it uses less digits than its factorization.

325643197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722099.

The product of its digits is 136080, while the sum is 40.

The square root of 325643197 is about 18045.5866349642. The cubic root of 325643197 is about 687.9876937192.

The spelling of 325643197 in words is "three hundred twenty-five million, six hundred forty-three thousand, one hundred ninety-seven".