9904929 has 8 divisors (see below), whose sum is σ = 13221120. Its totient is φ = 6596016.

The previous prime is 9904919. The next prime is 9904949. The reversal of 9904929 is 9294099.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9904929 - 2⁷ = 9904801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9904919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4339 + ... + 6215.

It is an arithmetic number, because the mean of its divisors is an integer number (1652640).

Almost surely, 2^9904929 is an apocalyptic number.

It is an amenable number.

9904929 is a deficient number, since it is larger than the sum of its proper divisors (3316191).

9904929 is a wasteful number, since it uses less digits than its factorization.

9904929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3639.

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 9904929 is about 3147.2097165585. The cubic root of 9904929 is about 214.7585463180.

The spelling of 9904929 in words is "nine million, nine hundred four thousand, nine hundred twenty-nine".