325247040 has 168 divisors, whose sum is σ = 1155118848. Its totient is φ = 83911680.

The previous prime is 325247023. The next prime is 325247081. The reversal of 325247040 is 40742523.

325247040 is a `hidden beast` number, since 32 + 524 + 70 + 40 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 325246995 and 325247013.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87459 + ... + 91101.

Almost surely, 2^325247040 is an apocalyptic number.

325247040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325247040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (577559424).

325247040 is an abundant number, since it is smaller than the sum of its proper divisors (829871808).

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

325247040 is a wasteful number, since it uses less digits than its factorization.

325247040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3697 (or 3684 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 325247040 is about 18034.6067326127. The cubic root of 325247040 is about 687.7085930133.

Adding to 325247040 its reverse (40742523), we get a palindrome (365989563).

The spelling of 325247040 in words is "three hundred twenty-five million, two hundred forty-seven thousand, forty".