730650 has 24 divisors (see below), whose sum is σ = 1812384. Its totient is φ = 194800.

The previous prime is 730637. The next prime is 730663. The reversal of 730650 is 56037.

It is an interprime number because it is at equal distance from previous prime (730637) and next prime (730663).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2286 + ... + 2585.

It is an arithmetic number, because the mean of its divisors is an integer number (75516).

2⁷³⁰⁶⁵⁰ is an apocalyptic number.

730650 is an abundant number, since it is smaller than the sum of its proper divisors (1081734).

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

730650 is a wasteful number, since it uses less digits than its factorization.

730650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4886 (or 4881 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 730650 is about 854.7806736234. The cubic root of 730650 is about 90.0678500702.

Adding to 730650 its reverse (56037), we get a palindrome (786687).

The spelling of 730650 in words is "seven hundred thirty thousand, six hundred fifty".