9905474 has 8 divisors (see below), whose sum is σ = 15005628. Its totient is φ = 4903600.

The previous prime is 9905473. The next prime is 9905491. The reversal of 9905474 is 4745099.

It can be written as a sum of positive squares in 2 ways, for example, as 6538249 + 3367225 = 2557^2 + 1835^2 .

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

It is not an unprimeable number, because it can be changed into a prime (9905473) 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, 24317 + ... + 24720.

Almost surely, 2^9905474 is an apocalyptic number.

9905474 is a deficient number, since it is larger than the sum of its proper divisors (5100154).

9905474 is a wasteful number, since it uses less digits than its factorization.

9905474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49140.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 9905474 is about 3147.2963000010. The cubic root of 9905474 is about 214.7624851402.

The spelling of 9905474 in words is "nine million, nine hundred five thousand, four hundred seventy-four".