99547950 has 24 divisors (see below), whose sum is σ = 246879288. Its totient is φ = 26546080.

The previous prime is 99547949. The next prime is 99547957. The reversal of 99547950 is 5974599.

It is a self number, because there is not a number n which added to its sum of digits gives 99547950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99547957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 331677 + ... + 331976.

It is an arithmetic number, because the mean of its divisors is an integer number (10286637).

Almost surely, 2^99547950 is an apocalyptic number.

99547950 is an abundant number, since it is smaller than the sum of its proper divisors (147331338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99547950 is a wasteful number, since it uses less digits than its factorization.

99547950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663668 (or 663663 counting only the distinct ones).

The product of its (nonzero) digits is 510300, while the sum is 48.

The square root of 99547950 is about 9977.3718984510. The cubic root of 99547950 is about 463.4584167347.

The spelling of 99547950 in words is "ninety-nine million, five hundred forty-seven thousand, nine hundred fifty".