99577444 has 12 divisors (see below), whose sum is σ = 175023100. Its totient is φ = 49570848.

The previous prime is 99577433. The next prime is 99577447. The reversal of 99577444 is 44477599.

It can be written as a sum of positive squares in 2 ways, for example, as 73444900 + 26132544 = 8570^2 + 5112^2 .

It is not an unprimeable number, because it can be changed into a prime (99577447) 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, 53439 + ... + 55270.

Almost surely, 2^99577444 is an apocalyptic number.

It is an amenable number.

99577444 is a deficient number, since it is larger than the sum of its proper divisors (75445656).

99577444 is a wasteful number, since it uses less digits than its factorization.

99577444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108942 (or 108940 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 49.

The square root of 99577444 is about 9978.8498335229. The cubic root of 99577444 is about 463.5041832650.

The spelling of 99577444 in words is "ninety-nine million, five hundred seventy-seven thousand, four hundred forty-four".