9912830 has 16 divisors (see below), whose sum is σ = 17889984. Its totient is φ = 3954720.

The previous prime is 9912829. The next prime is 9912869. The reversal of 9912830 is 382199.

It is a zygodrome in base 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3560 + ... + 5700.

It is an arithmetic number, because the mean of its divisors is an integer number (1118124).

Almost surely, 2^9912830 is an apocalyptic number.

9912830 is a deficient number, since it is larger than the sum of its proper divisors (7977154).

9912830 is a wasteful number, since it uses less digits than its factorization.

9912830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 9912830 is about 3148.4647052174. The cubic root of 9912830 is about 214.8156342690.

The spelling of 9912830 in words is "nine million, nine hundred twelve thousand, eight hundred thirty".