732748680 has 160 divisors (see below), whose sum is σ = 2592691200. Its totient is φ = 185099904.

The previous prime is 732748663. The next prime is 732748711. The reversal of 732748680 is 86847237.

It is a happy number.

732748680 is a `hidden beast` number, since 73 + 27 + 486 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 55609 + ... + 67511.

It is an arithmetic number, because the mean of its divisors is an integer number (16204320).

Almost surely, 2^732748680 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 732748680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1296345600).

732748680 is an abundant number, since it is smaller than the sum of its proper divisors (1859942520).

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

732748680 is a wasteful number, since it uses less digits than its factorization.

732748680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11945 (or 11932 counting only the distinct ones).

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

The square root of 732748680 is about 27069.3309854529. The cubic root of 732748680 is about 901.5400299500.

The spelling of 732748680 in words is "seven hundred thirty-two million, seven hundred forty-eight thousand, six hundred eighty".