1323884016 has 240 divisors, whose sum is σ = 4708587520. Its totient is φ = 337789440.

The previous prime is 1323883999. The next prime is 1323884039. The reversal of 1323884016 is 6104883231.

1323884016 is a `hidden beast` number, since 13 + 238 + 8 + 401 + 6 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 404595 + ... + 407853.

Almost surely, 2^1323884016 is an apocalyptic number.

1323884016 is a gapful number since it is divisible by the number (16) 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 1323884016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2354293760).

1323884016 is an abundant number, since it is smaller than the sum of its proper divisors (3384703504).

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

1323884016 is a wasteful number, since it uses less digits than its factorization.

1323884016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3324 (or 3315 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 1323884016 is about 36385.2169981161. The cubic root of 1323884016 is about 1098.0361698895.

The spelling of 1323884016 in words is "one billion, three hundred twenty-three million, eight hundred eighty-four thousand, sixteen".