99545444 has 6 divisors (see below), whose sum is σ = 174204534. Its totient is φ = 49772720.

The previous prime is 99545437. The next prime is 99545471. The reversal of 99545444 is 44454599.

It can be written as a sum of positive squares in only one way, i.e., 64000000 + 35545444 = 8000^2 + 5962^2 .

It is a junction number, because it is equal to n+sod(n) for n = 99545395 and 99545404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12443177 + ... + 12443184.

It is an arithmetic number, because the mean of its divisors is an integer number (29034089).

Almost surely, 2^99545444 is an apocalyptic number.

It is an amenable number.

99545444 is a deficient number, since it is larger than the sum of its proper divisors (74659090).

99545444 is a wasteful number, since it uses less digits than its factorization.

99545444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24886365 (or 24886363 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 99545444 is about 9977.2463134875. The cubic root of 99545444 is about 463.4545276992.

The spelling of 99545444 in words is "ninety-nine million, five hundred forty-five thousand, four hundred forty-four".