99845546 has 4 divisors (see below), whose sum is σ = 149768322. Its totient is φ = 49922772.

The previous prime is 99845519. The next prime is 99845549. The reversal of 99845546 is 64554899.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 59459521 + 40386025 = 7711^2 + 6355^2 .

It is a junction number, because it is equal to n+sod(n) for n = 99845494 and 99845503.

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 as a sum of consecutive naturals, namely, 24961385 + ... + 24961388.

Almost surely, 2^99845546 is an apocalyptic number.

99845546 is a deficient number, since it is larger than the sum of its proper divisors (49922776).

99845546 is a wasteful number, since it uses less digits than its factorization.

99845546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49922775.

The product of its digits is 1555200, while the sum is 50.

The square root of 99845546 is about 9992.2743156901. The cubic root of 99845546 is about 463.9197895685.

The spelling of 99845546 in words is "ninety-nine million, eight hundred forty-five thousand, five hundred forty-six".