730078565 has 8 divisors (see below), whose sum is σ = 889170720. Its totient is φ = 575345232.

The previous prime is 730078519. The next prime is 730078577. The reversal of 730078565 is 565870037.

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 730078565 - 2¹⁶ = 730013029 is a prime.

It is a super-2 number, since 2×730078565² = 1066029422144918450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089335 + ... + 1090004.

It is an arithmetic number, because the mean of its divisors is an integer number (111146340).

Almost surely, 2^730078565 is an apocalyptic number.

It is an amenable number.

730078565 is a deficient number, since it is larger than the sum of its proper divisors (159092155).

730078565 is a wasteful number, since it uses less digits than its factorization.

730078565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179411.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 730078565 is about 27019.9660436500. The cubic root of 730078565 is about 900.4436351933.

The spelling of 730078565 in words is "seven hundred thirty million, seventy-eight thousand, five hundred sixty-five".