9479820 has 48 divisors (see below), whose sum is σ = 30336768. Its totient is φ = 2166720.

The previous prime is 9479819. The next prime is 9479843. The reversal of 9479820 is 289749.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10866 + ... + 11705.

It is an arithmetic number, because the mean of its divisors is an integer number (632016).

Almost surely, 2^9479820 is an apocalyptic number.

It is an amenable number.

9479820 is an abundant number, since it is smaller than the sum of its proper divisors (20856948).

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

9479820 is a wasteful number, since it uses less digits than its factorization.

9479820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22590 (or 22588 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 9479820 is about 3078.9316328883. The cubic root of 9479820 is about 211.6411098855.

The spelling of 9479820 in words is "nine million, four hundred seventy-nine thousand, eight hundred twenty".