324666738 has 64 divisors (see below), whose sum is σ = 789235200. Its totient is φ = 98113680.

The previous prime is 324666721. The next prime is 324666739. The reversal of 324666738 is 837666423.

It is a super-4 number, since 4×324666738⁴ (a number of 35 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 324666693 and 324666702.

It is not an unprimeable number, because it can be changed into a prime (324666739) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 367245 + ... + 368127.

It is an arithmetic number, because the mean of its divisors is an integer number (12331800).

Almost surely, 2^324666738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 324666738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (394617600).

324666738 is an abundant number, since it is smaller than the sum of its proper divisors (464568462).

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

324666738 is a wasteful number, since it uses less digits than its factorization.

324666738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524 (or 1518 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The square root of 324666738 is about 18018.5109817654. The cubic root of 324666738 is about 687.2993489596.

It can be divided in two parts, 32466 and 6738, that added together give a square (39204 = 198²).

The spelling of 324666738 in words is "three hundred twenty-four million, six hundred sixty-six thousand, seven hundred thirty-eight".