730112 has 44 divisors (see below), whose sum is σ = 1572096. Its totient is φ = 337920.

The previous prime is 730111. The next prime is 730139. The reversal of 730112 is 211037.

It is not an unprimeable number, because it can be changed into a prime (730111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23537 + ... + 23567.

730112 is a Friedman number, since it can be written as 713*2^10, using all its digits and the basic arithmetic operations.

2⁷³⁰¹¹² 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 730112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (786048).

730112 is an abundant number, since it is smaller than the sum of its proper divisors (841984).

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

730112 is a wasteful number, since it uses less digits than its factorization.

730112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74 (or 56 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 730112 is about 854.4659150604. The cubic root of 730112 is about 90.0457380688.

Adding to 730112 its reverse (211037), we get a palindrome (941149).

The spelling of 730112 in words is "seven hundred thirty thousand, one hundred twelve".