9820045904 has 40 divisors (see below), whose sum is σ = 19398297120. Its totient is φ = 4814460288.

The previous prime is 9820045897. The next prime is 9820045913. The reversal of 9820045904 is 4095400289.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361667 + ... + 387869.

It is an arithmetic number, because the mean of its divisors is an integer number (484957428).

Almost surely, 2^9820045904 is an apocalyptic number.

It is an amenable number.

9820045904 is a deficient number, since it is larger than the sum of its proper divisors (9578251216).

9820045904 is a wasteful number, since it uses less digits than its factorization.

9820045904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26667 (or 26661 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 9820045904 is about 99096.1447484210. The cubic root of 9820045904 is about 2141.4330739436.

The spelling of 9820045904 in words is "nine billion, eight hundred twenty million, forty-five thousand, nine hundred four".