730715 has 8 divisors (see below), whose sum is σ = 892080. Its totient is φ = 574432.

The previous prime is 730679. The next prime is 730727. The reversal of 730715 is 517037.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 730715 - 2⁸ = 730459 is a prime.

It is a super-2 number, since 2×730715² = 1067888822450, which contains 22 as substring.

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 730715.

It is an unprimeable 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 7 ways as a sum of consecutive naturals, for example, 944 + ... + 1533.

It is an arithmetic number, because the mean of its divisors is an integer number (111510).

2⁷³⁰⁷¹⁵ is an apocalyptic number.

730715 is a deficient number, since it is larger than the sum of its proper divisors (161365).

730715 is a wasteful number, since it uses less digits than its factorization.

730715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2541.

The product of its (nonzero) digits is 735, while the sum is 23.

The square root of 730715 is about 854.8186942270. The cubic root of 730715 is about 90.0705208596.

The spelling of 730715 in words is "seven hundred thirty thousand, seven hundred fifteen".