325369445 has 8 divisors (see below), whose sum is σ = 390597144. Its totient is φ = 260193024.

The previous prime is 325369427. The next prime is 325369489. The reversal of 325369445 is 544963523.

It is a Cunningham number, because it is equal to 18038²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 117115684 + 208253761 = 10822^2 + 14431^2 .

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 325369445 - 2⁶ = 325369381 is a prime.

It is a super-3 number, since 3×325369445³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2897 + ... + 25673.

It is an arithmetic number, because the mean of its divisors is an integer number (48824643).

Almost surely, 2^325369445 is an apocalyptic number.

It is an amenable number.

325369445 is a deficient number, since it is larger than the sum of its proper divisors (65227699).

325369445 is a wasteful number, since it uses less digits than its factorization.

325369445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25639.

The product of its digits is 388800, while the sum is 41.

The square root of 325369445 is about 18038.0000277193. Note that the first 4 decimals coincide. The cubic root of 325369445 is about 687.7948540212.

The spelling of 325369445 in words is "three hundred twenty-five million, three hundred sixty-nine thousand, four hundred forty-five".