325711540 has 48 divisors (see below), whose sum is σ = 852776064. Its totient is φ = 101520000.

The previous prime is 325711523. The next prime is 325711571. The reversal of 325711540 is 45117523.

It is a happy number.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 325711499 and 325711508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104211 + ... + 107290.

It is an arithmetic number, because the mean of its divisors is an integer number (17766168).

Almost surely, 2^325711540 is an apocalyptic number.

It is an amenable number.

325711540 is an abundant number, since it is smaller than the sum of its proper divisors (527064524).

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

325711540 is a wasteful number, since it uses less digits than its factorization.

325711540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211528 (or 211526 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 325711540 is about 18047.4801565205. The cubic root of 325711540 is about 688.0358198630.

The spelling of 325711540 in words is "three hundred twenty-five million, seven hundred eleven thousand, five hundred forty".