9930477 has 8 divisors (see below), whose sum is σ = 13256320. Its totient is φ = 6612480.

The previous prime is 9930469. The next prime is 9930491. The reversal of 9930477 is 7740399.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9930477 - 2³ = 9930469 is a prime.

It is a super-2 number, since 2×9930477² = 197228746895058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9930497) 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, 2349 + ... + 5037.

It is an arithmetic number, because the mean of its divisors is an integer number (1657040).

Almost surely, 2^9930477 is an apocalyptic number.

It is an amenable number.

9930477 is a deficient number, since it is larger than the sum of its proper divisors (3325843).

9930477 is a wasteful number, since it uses less digits than its factorization.

9930477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3923.

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 9930477 is about 3151.2659360962. The cubic root of 9930477 is about 214.9430315984.

The spelling of 9930477 in words is "nine million, nine hundred thirty thousand, four hundred seventy-seven".