99776930 has 16 divisors (see below), whose sum is σ = 195925824. Its totient is φ = 36282480.

The previous prime is 99776863. The next prime is 99776933. The reversal of 99776930 is 3967799.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (99776933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453422 + ... + 453641.

It is an arithmetic number, because the mean of its divisors is an integer number (12245364).

Almost surely, 2^99776930 is an apocalyptic number.

99776930 is a deficient number, since it is larger than the sum of its proper divisors (96148894).

99776930 is a wasteful number, since it uses less digits than its factorization.

99776930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907081.

The product of its (nonzero) digits is 642978, while the sum is 50.

The square root of 99776930 is about 9988.8402730247. The cubic root of 99776930 is about 463.8134933396.

It can be divided in two parts, 997769 and 30, that added together give a palindrome (997799).

The spelling of 99776930 in words is "ninety-nine million, seven hundred seventy-six thousand, nine hundred thirty".