730350 has 48 divisors (see below), whose sum is σ = 2016240. Its totient is φ = 194400.

The previous prime is 730339. The next prime is 730363. The reversal of 730350 is 53037.

It is a super-2 number, since 2×730350² = 1066822245000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

730350 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1080 + ... + 1620.

It is an arithmetic number, because the mean of its divisors is an integer number (42005).

2⁷³⁰³⁵⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 730350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1008120).

730350 is an abundant number, since it is smaller than the sum of its proper divisors (1285890).

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

730350 is a wasteful number, since it uses less digits than its factorization.

730350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562 (or 551 counting only the distinct ones).

The product of its (nonzero) digits is 315, while the sum is 18.

The square root of 730350 is about 854.6051719946. The cubic root of 730350 is about 90.0555212972.

Adding to 730350 its reverse (53037), we get a palindrome (783387).

The spelling of 730350 in words is "seven hundred thirty thousand, three hundred fifty".