324878664 has 64 divisors (see below), whose sum is σ = 904919040. Its totient is φ = 96349760.

The previous prime is 324878641. The next prime is 324878669. The reversal of 324878664 is 466878423.

It is a super-2 number, since 2×324878664² = 211092292644849792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (324878669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 684 + ... + 25499.

It is an arithmetic number, because the mean of its divisors is an integer number (14139360).

Almost surely, 2^324878664 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 324878664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (452459520).

324878664 is an abundant number, since it is smaller than the sum of its proper divisors (580040376).

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

324878664 is a wasteful number, since it uses less digits than its factorization.

324878664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26250 (or 26246 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 48.

The square root of 324878664 is about 18024.3908080135. The cubic root of 324878664 is about 687.4488611659.

The spelling of 324878664 in words is "three hundred twenty-four million, eight hundred seventy-eight thousand, six hundred sixty-four".