99549950 has 24 divisors (see below), whose sum is σ = 185436048. Its totient is φ = 39761280.

The previous prime is 99549941. The next prime is 99549997. The reversal of 99549950 is 5994599.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 52214 + ... + 54086.

It is an arithmetic number, because the mean of its divisors is an integer number (7726502).

Almost surely, 2^99549950 is an apocalyptic number.

99549950 is a deficient number, since it is larger than the sum of its proper divisors (85886098).

99549950 is a wasteful number, since it uses less digits than its factorization.

99549950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2948 (or 2943 counting only the distinct ones).

The product of its (nonzero) digits is 656100, while the sum is 50.

The square root of 99549950 is about 9977.4721247418. The cubic root of 99549950 is about 463.4615204672.

The spelling of 99549950 in words is "ninety-nine million, five hundred forty-nine thousand, nine hundred fifty".