9540435790 has 32 divisors (see below), whose sum is σ = 17486501760. Its totient is φ = 3746995200.

The previous prime is 9540435769. The next prime is 9540435791. The reversal of 9540435790 is 975340459.

It is a happy number.

It is a super-2 number, since 2×9540435790² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9540435790.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9540435791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109630 + ... + 176350.

It is an arithmetic number, because the mean of its divisors is an integer number (546453180).

Almost surely, 2^9540435790 is an apocalyptic number.

9540435790 is a deficient number, since it is larger than the sum of its proper divisors (7946065970).

9540435790 is a wasteful number, since it uses less digits than its factorization.

9540435790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66988.

The product of its (nonzero) digits is 680400, while the sum is 46.

The square root of 9540435790 is about 97675.1544150302. The cubic root of 9540435790 is about 2120.9124313474.

The spelling of 9540435790 in words is "nine billion, five hundred forty million, four hundred thirty-five thousand, seven hundred ninety".