9930147 has 4 divisors (see below), whose sum is σ = 13240200. Its totient is φ = 6620096.

The previous prime is 9930143. The next prime is 9930169. The reversal of 9930147 is 7410399.

9930147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9930147 - 2² = 9930143 is a prime.

9930147 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9930143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1655022 + ... + 1655027.

It is an arithmetic number, because the mean of its divisors is an integer number (3310050).

Almost surely, 2^9930147 is an apocalyptic number.

9930147 is a deficient number, since it is larger than the sum of its proper divisors (3310053).

9930147 is a wasteful number, since it uses less digits than its factorization.

9930147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3310052.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 9930147 is about 3151.2135757514. The cubic root of 9930147 is about 214.9406506457.

The spelling of 9930147 in words is "nine million, nine hundred thirty thousand, one hundred forty-seven".