730616 has 16 divisors (see below), whose sum is σ = 1379040. Its totient is φ = 362880.

The previous prime is 730603. The next prime is 730619. The reversal of 730616 is 616037.

It is a junction number, because it is equal to n+sod(n) for n = 730591 and 730600.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 730616.

It is not an unprimeable number, because it can be changed into a prime (730619) by changing a digit.

730616 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 3 ways as a sum of consecutive naturals, for example, 2000 + ... + 2336.

It is an arithmetic number, because the mean of its divisors is an integer number (86190).

2⁷³⁰⁶¹⁶ is an apocalyptic number.

It is an amenable number.

730616 is a deficient number, since it is larger than the sum of its proper divisors (648424).

730616 is a wasteful number, since it uses less digits than its factorization.

730616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 610 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 730616 is about 854.7607852493. The cubic root of 730616 is about 90.0664529789.

The spelling of 730616 in words is "seven hundred thirty thousand, six hundred sixteen".