9720502 has 8 divisors (see below), whose sum is σ = 15906312. Its totient is φ = 4418400.

The previous prime is 9720497. The next prime is 9720521. The reversal of 9720502 is 2050279.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220899 + ... + 220942.

It is an arithmetic number, because the mean of its divisors is an integer number (1988289).

Almost surely, 2^9720502 is an apocalyptic number.

9720502 is a deficient number, since it is larger than the sum of its proper divisors (6185810).

9720502 is a wasteful number, since it uses less digits than its factorization.

9720502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441854.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 9720502 is about 3117.7719608721. The cubic root of 9720502 is about 213.4172721988.

The spelling of 9720502 in words is "nine million, seven hundred twenty thousand, five hundred two".