325696140 has 360 divisors, whose sum is σ = 1300056912. Its totient is φ = 67495680.

The previous prime is 325696139. The next prime is 325696159. The reversal of 325696140 is 41696523.

It is a happy number.

325696140 is a `hidden beast` number, since 32 + 5 + 6 + 9 + 614 + 0 = 666.

It is a super-2 number, since 2×325696140² = 212155951221799200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 325696095 and 325696104.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 872994 + ... + 873366.

Almost surely, 2^325696140 is an apocalyptic number.

325696140 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 325696140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (650028456).

325696140 is an abundant number, since it is smaller than the sum of its proper divisors (974360772).

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

325696140 is a wasteful number, since it uses less digits than its factorization.

325696140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 325696140 is about 18047.0534991172. The cubic root of 325696140 is about 688.0249759952.

The spelling of 325696140 in words is "three hundred twenty-five million, six hundred ninety-six thousand, one hundred forty".