732708864 has 90 divisors (see below), whose sum is σ = 2117075870. Its totient is φ = 244187136.

The previous prime is 732708859. The next prime is 732708877. The reversal of 732708864 is 468807237.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 530841600 + 201867264 = 23040^2 + 14208^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 144972 + ... + 149940.

Almost surely, 2^732708864 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 732708864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1058537935).

732708864 is an abundant number, since it is smaller than the sum of its proper divisors (1384367006).

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

732708864 is an equidigital number, since it uses as much as digits as its factorization.

732708864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5003 (or 4974 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 732708864 is about 27068.5955306144. The cubic root of 732708864 is about 901.5237004003.

The spelling of 732708864 in words is "seven hundred thirty-two million, seven hundred eight thousand, eight hundred sixty-four".