732313216 has 64 divisors (see below), whose sum is σ = 1568090880. Its totient is φ = 339406848.

The previous prime is 732313201. The next prime is 732313223. The reversal of 732313216 is 612313237.

It is a tau number, because it is divible by the number of its divisors (64).

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 7 ways as a sum of consecutive naturals, for example, 143281 + ... + 148303.

It is an arithmetic number, because the mean of its divisors is an integer number (24501420).

Almost surely, 2^732313216 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 732313216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (784045440).

732313216 is an abundant number, since it is smaller than the sum of its proper divisors (835777664).

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

732313216 is a wasteful number, since it uses less digits than its factorization.

732313216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5121 (or 5109 counting only the distinct ones).

The product of its digits is 4536, while the sum is 28.

The square root of 732313216 is about 27061.2862961094. The cubic root of 732313216 is about 901.3614029827.

The spelling of 732313216 in words is "seven hundred thirty-two million, three hundred thirteen thousand, two hundred sixteen".