325525405 has 8 divisors (see below), whose sum is σ = 390727512. Its totient is φ = 260355648.

The previous prime is 325525399. The next prime is 325525411. The reversal of 325525405 is 504525523.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (325525399) and next prime (325525411).

It can be written as a sum of positive squares in 4 ways, for example, as 167495364 + 158030041 = 12942^2 + 12571^2 .

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 325525405 - 2³ = 325525397 is a prime.

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, 33567 + ... + 42163.

It is an arithmetic number, because the mean of its divisors is an integer number (48840939).

Almost surely, 2^325525405 is an apocalyptic number.

It is an amenable number.

325525405 is a deficient number, since it is larger than the sum of its proper divisors (65202107).

325525405 is an equidigital number, since it uses as much as digits as its factorization.

325525405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16175.

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 325525405 is about 18042.3226054741. The cubic root of 325525405 is about 687.9047305043.

The spelling of 325525405 in words is "three hundred twenty-five million, five hundred twenty-five thousand, four hundred five".