9720342 has 24 divisors (see below), whose sum is σ = 21196344. Its totient is φ = 3219264.

The previous prime is 9720317. The next prime is 9720353. The reversal of 9720342 is 2430279.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1278 + ... + 4590.

It is an arithmetic number, because the mean of its divisors is an integer number (883181).

Almost surely, 2^9720342 is an apocalyptic number.

9720342 is an abundant number, since it is smaller than the sum of its proper divisors (11476002).

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

9720342 is a wasteful number, since it uses less digits than its factorization.

9720342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484 (or 3481 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 9720342 is about 3117.7463014171. The cubic root of 9720342 is about 213.4161012390.

The spelling of 9720342 in words is "nine million, seven hundred twenty thousand, three hundred forty-two".