99717226 has 16 divisors (see below), whose sum is σ = 171072000. Its totient is φ = 42703920.

The previous prime is 99717217. The next prime is 99717227. The reversal of 99717226 is 62271799.

It is a super-2 number, since 2×99717226² = 19887050322270152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99717227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34900 + ... + 37648.

It is an arithmetic number, because the mean of its divisors is an integer number (10692000).

Almost surely, 2^99717226 is an apocalyptic number.

99717226 is a deficient number, since it is larger than the sum of its proper divisors (71354774).

99717226 is a wasteful number, since it uses less digits than its factorization.

99717226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5349.

The product of its digits is 95256, while the sum is 43.

The square root of 99717226 is about 9985.8512907013. The cubic root of 99717226 is about 463.7209634467.

The spelling of 99717226 in words is "ninety-nine million, seven hundred seventeen thousand, two hundred twenty-six".