99820826 has 16 divisors (see below), whose sum is σ = 171461184. Its totient is φ = 42695424.

The previous prime is 99820811. The next prime is 99820829. The reversal of 99820826 is 62802899.

It is not an unprimeable number, because it can be changed into a prime (99820829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506 + ... + 14138.

It is an arithmetic number, because the mean of its divisors is an integer number (10716324).

Almost surely, 2^99820826 is an apocalyptic number.

99820826 is a deficient number, since it is larger than the sum of its proper divisors (71640358).

99820826 is a wasteful number, since it uses less digits than its factorization.

99820826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14165.

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 99820826 is about 9991.0372834856. The cubic root of 99820826 is about 463.8815002832.

The spelling of 99820826 in words is "ninety-nine million, eight hundred twenty thousand, eight hundred twenty-six".