9904490419 has 4 divisors (see below), whose sum is σ = 9908192944. Its totient is φ = 9900787896.

The previous prime is 9904490383. The next prime is 9904490501. The reversal of 9904490419 is 9140944099.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9904490419 - 2⁷ = 9904490291 is a prime.

It is a super-2 number, since 2×9904490419² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9904490119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1847247 + ... + 1852600.

It is an arithmetic number, because the mean of its divisors is an integer number (2477048236).

Almost surely, 2^9904490419 is an apocalyptic number.

9904490419 is a deficient number, since it is larger than the sum of its proper divisors (3702525).

9904490419 is a wasteful number, since it uses less digits than its factorization.

9904490419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702524.

The product of its (nonzero) digits is 419904, while the sum is 49.

The square root of 9904490419 is about 99521.3063569807. The cubic root of 9904490419 is about 2147.5537650200.

The spelling of 9904490419 in words is "nine billion, nine hundred four million, four hundred ninety thousand, four hundred nineteen".