9429243904 has 24 divisors (see below), whose sum is σ = 18853887780. Its totient is φ = 4714620928.

The previous prime is 9429243899. The next prime is 9429243907. The reversal of 9429243904 is 4093429249.

It is a super-2 number, since 2×9429243904² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9429243907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2300014 + ... + 2304109.

Almost surely, 2^9429243904 is an apocalyptic number.

It is an amenable number.

9429243904 is a deficient number, since it is larger than the sum of its proper divisors (9424643876).

9429243904 is an equidigital number, since it uses as much as digits as its factorization.

9429243904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4604145 (or 4604125 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 46.

The square root of 9429243904 is about 97104.2939524303. The cubic root of 9429243904 is about 2112.6406076315.

The spelling of 9429243904 in words is "nine billion, four hundred twenty-nine million, two hundred forty-three thousand, nine hundred four".