9935782790 has 32 divisors (see below), whose sum is σ = 18397312704. Its totient is φ = 3860680320.

The previous prime is 9935782777. The next prime is 9935782799. The reversal of 9935782790 is 972875399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9935782799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212192 + ... + 254748.

It is an arithmetic number, because the mean of its divisors is an integer number (574916022).

Almost surely, 2^9935782790 is an apocalyptic number.

9935782790 is a deficient number, since it is larger than the sum of its proper divisors (8461529914).

9935782790 is a wasteful number, since it uses less digits than its factorization.

9935782790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43232.

The product of its (nonzero) digits is 8573040, while the sum is 59.

The square root of 9935782790 is about 99678.3968069310. The cubic root of 9935782790 is about 2149.8130567581.

The spelling of 9935782790 in words is "nine billion, nine hundred thirty-five million, seven hundred eighty-two thousand, seven hundred ninety".