99650772 has 72 divisors (see below), whose sum is σ = 275184000. Its totient is φ = 30219840.

The previous prime is 99650729. The next prime is 99650773. The reversal of 99650772 is 27705699.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99650773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31729 + ... + 34727.

It is an arithmetic number, because the mean of its divisors is an integer number (3822000).

Almost surely, 2^99650772 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99650772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137592000).

99650772 is an abundant number, since it is smaller than the sum of its proper divisors (175533228).

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

99650772 is a wasteful number, since it uses less digits than its factorization.

99650772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3093 (or 3088 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The square root of 99650772 is about 9982.5233282973. The cubic root of 99650772 is about 463.6179288885.

The spelling of 99650772 in words is "ninety-nine million, six hundred fifty thousand, seven hundred seventy-two".