99845541 has 24 divisors (see below), whose sum is σ = 150250464. Its totient is φ = 66258000.

The previous prime is 99845519. The next prime is 99845549. The reversal of 99845541 is 14554899.

99845541 is a `hidden beast` number, since 9 + 98 + 4 + 554 + 1 = 666.

It is not a de Polignac number, because 99845541 - 2⁵ = 99845509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99845549) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60175 + ... + 61811.

It is an arithmetic number, because the mean of its divisors is an integer number (6260436).

Almost surely, 2^99845541 is an apocalyptic number.

It is an amenable number.

99845541 is a deficient number, since it is larger than the sum of its proper divisors (50404923).

99845541 is a wasteful number, since it uses less digits than its factorization.

99845541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1903 (or 1891 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 99845541 is about 9992.2740654968. The cubic root of 99845541 is about 463.9197818245.

The spelling of 99845541 in words is "ninety-nine million, eight hundred forty-five thousand, five hundred forty-one".