9900417 has 4 divisors (see below), whose sum is σ = 13200560. Its totient is φ = 6600276.

The previous prime is 9900413. The next prime is 9900421. The reversal of 9900417 is 7140099.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (9900413) and next prime (9900421).

It is not a de Polignac number, because 9900417 - 2² = 9900413 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9900413) 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, 1650067 + ... + 1650072.

It is an arithmetic number, because the mean of its divisors is an integer number (3300140).

Almost surely, 2^9900417 is an apocalyptic number.

It is an amenable number.

9900417 is a deficient number, since it is larger than the sum of its proper divisors (3300143).

9900417 is a wasteful number, since it uses less digits than its factorization.

9900417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300142.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 9900417 is about 3146.4928094626. The cubic root of 9900417 is about 214.7259316561.

The spelling of 9900417 in words is "nine million, nine hundred thousand, four hundred seventeen".