326524240 has 120 divisors (see below), whose sum is σ = 911941632. Its totient is φ = 108299520.

The previous prime is 326524229. The next prime is 326524259. The reversal of 326524240 is 42425623.

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 = 326524199 and 326524208.

It is a congruent number.

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, 120177 + ... + 122863.

Almost surely, 2^326524240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326524240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (455970816).

326524240 is an abundant number, since it is smaller than the sum of its proper divisors (585417392).

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

326524240 is a wasteful number, since it uses less digits than its factorization.

326524240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745 (or 2732 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 326524240 is about 18069.9817376775. The cubic root of 326524240 is about 688.6075960279.

Adding to 326524240 its reverse (42425623), we get a palindrome (368949863).

The spelling of 326524240 in words is "three hundred twenty-six million, five hundred twenty-four thousand, two hundred forty".