99444570 has 16 divisors (see below), whose sum is σ = 238667040. Its totient is φ = 26518544.

The previous prime is 99444563. The next prime is 99444593. The reversal of 99444570 is 7544499.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1657380 + ... + 1657439.

It is an arithmetic number, because the mean of its divisors is an integer number (14916690).

Almost surely, 2^99444570 is an apocalyptic number.

99444570 is an abundant number, since it is smaller than the sum of its proper divisors (139222470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99444570 is a wasteful number, since it uses less digits than its factorization.

99444570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314829.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 99444570 is about 9972.1898297215. The cubic root of 99444570 is about 463.2979281586.

The spelling of 99444570 in words is "ninety-nine million, four hundred forty-four thousand, five hundred seventy".