785299099 has 16 divisors (see below), whose sum is σ = 882031360. Its totient is φ = 694241280.

The previous prime is 785299079. The next prime is 785299103. The reversal of 785299099 is 990992587.

It is not a de Polignac number, because 785299099 - 2⁷ = 785298971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (785299079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29047 + ... + 49135.

It is an arithmetic number, because the mean of its divisors is an integer number (55126960).

Almost surely, 2^785299099 is an apocalyptic number.

785299099 is a deficient number, since it is larger than the sum of its proper divisors (96732261).

785299099 is a wasteful number, since it uses less digits than its factorization.

785299099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20230.

The product of its (nonzero) digits is 3674160, while the sum is 58.

The square root of 785299099 is about 28023.1885944480. The cubic root of 785299099 is about 922.5962812040.

The spelling of 785299099 in words is "seven hundred eighty-five million, two hundred ninety-nine thousand, ninety-nine".