730888 has 16 divisors (see below), whose sum is σ = 1385280. Its totient is φ = 361488.

The previous prime is 730879. The next prime is 730889. The reversal of 730888 is 888037.

It is not an unprimeable number, because it can be changed into a prime (730889) by changing a digit.

730888 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381 + ... + 1267.

It is an arithmetic number, because the mean of its divisors is an integer number (86580).

2⁷³⁰⁸⁸⁸ is an apocalyptic number.

It is an amenable number.

730888 is a deficient number, since it is larger than the sum of its proper divisors (654392).

730888 is a wasteful number, since it uses less digits than its factorization.

730888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996 (or 992 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 730888 is about 854.9198792869. The cubic root of 730888 is about 90.0776284964.

It can be divided in two parts, 7308 and 88, that added together give a square (7396 = 86²).

The spelling of 730888 in words is "seven hundred thirty thousand, eight hundred eighty-eight".