325103280 has 80 divisors (see below), whose sum is σ = 1010840064. Its totient is φ = 86434560.

The previous prime is 325103279. The next prime is 325103299. The reversal of 325103280 is 82301523.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 325103280.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86235 + ... + 89925.

Almost surely, 2^325103280 is an apocalyptic number.

325103280 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 325103280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (505420032).

325103280 is an abundant number, since it is smaller than the sum of its proper divisors (685736784).

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

325103280 is a wasteful number, since it uses less digits than its factorization.

325103280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4074 (or 4068 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 325103280 is about 18030.6206215981. The cubic root of 325103280 is about 687.6072551123.

The spelling of 325103280 in words is "three hundred twenty-five million, one hundred three thousand, two hundred eighty".