9919241 has 4 divisors (see below), whose sum is σ = 9926400. Its totient is φ = 9912084.

The previous prime is 9919237. The next prime is 9919243. The reversal of 9919241 is 1429199.

9919241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9919241 - 2² = 9919237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9919243) 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, 761 + ... + 4518.

It is an arithmetic number, because the mean of its divisors is an integer number (2481600).

Almost surely, 2^9919241 is an apocalyptic number.

It is an amenable number.

9919241 is a deficient number, since it is larger than the sum of its proper divisors (7159).

9919241 is a wasteful number, since it uses less digits than its factorization.

9919241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7158.

The product of its digits is 5832, while the sum is 35.

The square root of 9919241 is about 3149.4826559294. The cubic root of 9919241 is about 214.8619340726.

The spelling of 9919241 in words is "nine million, nine hundred nineteen thousand, two hundred forty-one".