735730813 has 4 divisors (see below), whose sum is σ = 735822108. Its totient is φ = 735639520.

The previous prime is 735730799. The next prime is 735730837. The reversal of 735730813 is 318037537.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 318037537 = 23 ⋅13827719.

It can be written as a sum of positive squares in 2 ways, for example, as 301300164 + 434430649 = 17358^2 + 20843^2 .

It is a cyclic number.

It is not a de Polignac number, because 735730813 - 2²⁹ = 198859901 is a prime.

It is a super-3 number, since 3×735730813³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (735730873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32248 + ... + 50113.

It is an arithmetic number, because the mean of its divisors is an integer number (183955527).

Almost surely, 2^735730813 is an apocalyptic number.

It is an amenable number.

735730813 is a deficient number, since it is larger than the sum of its proper divisors (91295).

735730813 is an equidigital number, since it uses as much as digits as its factorization.

735730813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91294.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 735730813 is about 27124.3582965570. The cubic root of 735730813 is about 902.7614006350.

The spelling of 735730813 in words is "seven hundred thirty-five million, seven hundred thirty thousand, eight hundred thirteen".