730771899 has 64 divisors (see below), whose sum is σ = 1195084800. Its totient is φ = 391104000.

The previous prime is 730771889. The next prime is 730771903. The reversal of 730771899 is 998177037.

It is a happy number.

It is not a de Polignac number, because 730771899 - 2⁷ = 730771771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (730771819) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1878397 + ... + 1878785.

It is an arithmetic number, because the mean of its divisors is an integer number (18673200).

Almost surely, 2^730771899 is an apocalyptic number.

730771899 is a deficient number, since it is larger than the sum of its proper divisors (464312901).

730771899 is a wasteful number, since it uses less digits than its factorization.

730771899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596.

The product of its (nonzero) digits is 666792, while the sum is 51.

The square root of 730771899 is about 27032.7930299479. The cubic root of 730771899 is about 900.7285865636.

The spelling of 730771899 in words is "seven hundred thirty million, seven hundred seventy-one thousand, eight hundred ninety-nine".