99019634 has 8 divisors (see below), whose sum is σ = 169747968. Its totient is φ = 42436980.

The previous prime is 99019631. The next prime is 99019639. The reversal of 99019634 is 43691099.

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

It is a junction number, because it is equal to n+sod(n) for n = 99019591 and 99019600.

It is not an unprimeable number, because it can be changed into a prime (99019631) 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 3 ways as a sum of consecutive naturals, for example, 3536402 + ... + 3536429.

It is an arithmetic number, because the mean of its divisors is an integer number (21218496).

Almost surely, 2^99019634 is an apocalyptic number.

99019634 is a deficient number, since it is larger than the sum of its proper divisors (70728334).

99019634 is a wasteful number, since it uses less digits than its factorization.

99019634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7072840.

The product of its (nonzero) digits is 52488, while the sum is 41.

The square root of 99019634 is about 9950.8609677756. The cubic root of 99019634 is about 462.6370807690.

The spelling of 99019634 in words is "ninety-nine million, nineteen thousand, six hundred thirty-four".