730261760 has 144 divisors (see below), whose sum is σ = 1836656640. Its totient is φ = 277831680.

The previous prime is 730261739. The next prime is 730261771. The reversal of 730261760 is 67162037.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3823265 + ... + 3823455.

It is an arithmetic number, because the mean of its divisors is an integer number (12754560).

Almost surely, 2^730261760 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 730261760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (918328320).

730261760 is an abundant number, since it is smaller than the sum of its proper divisors (1106394880).

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

730261760 is a wasteful number, since it uses less digits than its factorization.

730261760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 730261760 is about 27023.3558241755. The cubic root of 730261760 is about 900.5189435160.

The spelling of 730261760 in words is "seven hundred thirty million, two hundred sixty-one thousand, seven hundred sixty".