99326619 has 12 divisors (see below), whose sum is σ = 163967856. Its totient is φ = 56758032.

The previous prime is 99326609. The next prime is 99326639. The reversal of 99326619 is 91662399.

It is a happy number.

99326619 is a `hidden beast` number, since 9 + 9 + 3 + 26 + 619 = 666.

It is not a de Polignac number, because 99326619 - 2⁵ = 99326587 is a prime.

It is a super-2 number, since 2×99326619² = 19731554483942322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99326609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 788244 + ... + 788369.

It is an arithmetic number, because the mean of its divisors is an integer number (13663988).

Almost surely, 2^99326619 is an apocalyptic number.

99326619 is a deficient number, since it is larger than the sum of its proper divisors (64641237).

99326619 is a wasteful number, since it uses less digits than its factorization.

99326619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576626 (or 1576623 counting only the distinct ones).

The product of its digits is 157464, while the sum is 45.

The square root of 99326619 is about 9966.2740781096. The cubic root of 99326619 is about 463.1146834507.

The spelling of 99326619 in words is "ninety-nine million, three hundred twenty-six thousand, six hundred nineteen".