730578986 has 16 divisors (see below), whose sum is σ = 1126210560. Its totient is φ = 355188240.

The previous prime is 730578973. The next prime is 730579007. The reversal of 730578986 is 689875037.

It is an unprimeable number.

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, 199391 + ... + 203021.

It is an arithmetic number, because the mean of its divisors is an integer number (70388160).

Almost surely, 2^730578986 is an apocalyptic number.

730578986 is a deficient number, since it is larger than the sum of its proper divisors (395631574).

730578986 is a wasteful number, since it uses less digits than its factorization.

730578986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6389.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The square root of 730578986 is about 27029.2246651657. The cubic root of 730578986 is about 900.6493199021.

The spelling of 730578986 in words is "seven hundred thirty million, five hundred seventy-eight thousand, nine hundred eighty-six".