99770930 has 16 divisors (see below), whose sum is σ = 205243200. Its totient is φ = 34207152.

The previous prime is 99770921. The next prime is 99770959. The reversal of 99770930 is 3907799.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 712580 + ... + 712719.

It is an arithmetic number, because the mean of its divisors is an integer number (12827700).

Almost surely, 2^99770930 is an apocalyptic number.

99770930 is an abundant number, since it is smaller than the sum of its proper divisors (105472270).

99770930 is a wasteful number, since it uses less digits than its factorization.

99770930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425313.

The product of its (nonzero) digits is 107163, while the sum is 44.

The square root of 99770930 is about 9988.5399333436. The cubic root of 99770930 is about 463.8041961445.

The spelling of 99770930 in words is "ninety-nine million, seven hundred seventy thousand, nine hundred thirty".