9919461 has 4 divisors (see below), whose sum is σ = 13225952. Its totient is φ = 6612972.

The previous prime is 9919447. The next prime is 9919471. The reversal of 9919461 is 1649199.

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 an emirpimes, since its reverse is a distinct semiprime: 1649199 = 3 ⋅549733.

It is not a de Polignac number, because 9919461 - 2⁹ = 9918949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9919471) 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, 1653241 + ... + 1653246.

It is an arithmetic number, because the mean of its divisors is an integer number (3306488).

Almost surely, 2^9919461 is an apocalyptic number.

It is an amenable number.

9919461 is a deficient number, since it is larger than the sum of its proper divisors (3306491).

9919461 is a wasteful number, since it uses less digits than its factorization.

9919461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3306490.

The product of its digits is 17496, while the sum is 39.

The square root of 9919461 is about 3149.5175821068. The cubic root of 9919461 is about 214.8635225434.

The spelling of 9919461 in words is "nine million, nine hundred nineteen thousand, four hundred sixty-one".