730878119 has 4 divisors (see below), whose sum is σ = 732984744. Its totient is φ = 728771496.

The previous prime is 730878089. The next prime is 730878151. The reversal of 730878119 is 911878037.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 730878119 - 2⁸ = 730877863 is a prime.

It is a super-2 number, since 2×730878119² = 1068365649665956322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 730878119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730872119) 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 3 ways as a sum of consecutive naturals, for example, 1052792 + ... + 1053485.

It is an arithmetic number, because the mean of its divisors is an integer number (183246186).

Almost surely, 2^730878119 is an apocalyptic number.

730878119 is a deficient number, since it is larger than the sum of its proper divisors (2106625).

730878119 is a wasteful number, since it uses less digits than its factorization.

730878119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2106624.

The product of its (nonzero) digits is 84672, while the sum is 44.

The square root of 730878119 is about 27034.7576094183. The cubic root of 730878119 is about 900.7722256962.

The spelling of 730878119 in words is "seven hundred thirty million, eight hundred seventy-eight thousand, one hundred nineteen".