9927420 has 24 divisors (see below), whose sum is σ = 27796944. Its totient is φ = 2647296.

The previous prime is 9927397. The next prime is 9927487. The reversal of 9927420 is 247299.

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, 82669 + ... + 82788.

It is an arithmetic number, because the mean of its divisors is an integer number (1158206).

Almost surely, 2^9927420 is an apocalyptic number.

It is an amenable number.

9927420 is an abundant number, since it is smaller than the sum of its proper divisors (17869524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9927420 is a wasteful number, since it uses less digits than its factorization.

9927420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165469 (or 165467 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 9927420 is about 3150.7808555975. The cubic root of 9927420 is about 214.9209732996.

The spelling of 9927420 in words is "nine million, nine hundred twenty-seven thousand, four hundred twenty".