730852309 has 8 divisors (see below), whose sum is σ = 839256480. Its totient is φ = 629442000.

The previous prime is 730852307. The next prime is 730852327. The reversal of 730852309 is 903258037.

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

It is not a de Polignac number, because 730852309 - 2¹ = 730852307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730852307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1748242 + ... + 1748659.

It is an arithmetic number, because the mean of its divisors is an integer number (104907060).

Almost surely, 2^730852309 is an apocalyptic number.

It is an amenable number.

730852309 is a deficient number, since it is larger than the sum of its proper divisors (108404171).

730852309 is a wasteful number, since it uses less digits than its factorization.

730852309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496931.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 730852309 is about 27034.2802567407. The cubic root of 730852309 is about 900.7616223757.

The spelling of 730852309 in words is "seven hundred thirty million, eight hundred fifty-two thousand, three hundred nine".