323525645 has 4 divisors (see below), whose sum is σ = 388230780. Its totient is φ = 258820512.

The previous prime is 323525633. The next prime is 323525677. The reversal of 323525645 is 546525323.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 84235684 + 239289961 = 9178^2 + 15469^2 .

It is a cyclic number.

It is not a de Polignac number, because 323525645 - 2¹⁴ = 323509261 is a prime.

It is a super-3 number, since 3×323525645³ (a number of 27 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32352560 + ... + 32352569.

It is an arithmetic number, because the mean of its divisors is an integer number (97057695).

Almost surely, 2^323525645 is an apocalyptic number.

It is an amenable number.

323525645 is a deficient number, since it is larger than the sum of its proper divisors (64705135).

323525645 is an equidigital number, since it uses as much as digits as its factorization.

323525645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64705134.

The product of its digits is 108000, while the sum is 35.

The square root of 323525645 is about 17986.8186458862. The cubic root of 323525645 is about 686.4931960657.

The spelling of 323525645 in words is "three hundred twenty-three million, five hundred twenty-five thousand, six hundred forty-five".