9829043240 has 16 divisors (see below), whose sum is σ = 22115347380. Its totient is φ = 3931617280.

The previous prime is 9829043239. The next prime is 9829043269. The reversal of 9829043240 is 423409289.

It can be written as a sum of positive squares in 2 ways, for example, as 9827549956 + 1493284 = 99134^2 + 1222^2 .

It is a super-2 number, since 2×9829043240² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122863001 + ... + 122863080.

Almost surely, 2^9829043240 is an apocalyptic number.

It is an amenable number.

9829043240 is an abundant number, since it is smaller than the sum of its proper divisors (12286304140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9829043240 is a wasteful number, since it uses less digits than its factorization.

9829043240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245726092 (or 245726088 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 9829043240 is about 99141.5313579531. The cubic root of 9829043240 is about 2142.0868832276.

The spelling of 9829043240 in words is "nine billion, eight hundred twenty-nine million, forty-three thousand, two hundred forty".