730734691 has 8 divisors (see below), whose sum is σ = 745122240. Its totient is φ = 716369472.

The previous prime is 730734673. The next prime is 730734701. The reversal of 730734691 is 196437037.

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 730734691 - 2¹¹ = 730732643 is a prime.

It is a super-4 number, since 4×730734691⁴ (a number of 37 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (730734611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70575 + ... + 80263.

It is an arithmetic number, because the mean of its divisors is an integer number (93140280).

Almost surely, 2^730734691 is an apocalyptic number.

730734691 is a deficient number, since it is larger than the sum of its proper divisors (14387549).

730734691 is a wasteful number, since it uses less digits than its factorization.

730734691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11165.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 730734691 is about 27032.1048200099. The cubic root of 730734691 is about 900.7132991312.

The spelling of 730734691 in words is "seven hundred thirty million, seven hundred thirty-four thousand, six hundred ninety-one".