9720824433 has 16 divisors (see below), whose sum is σ = 13016538240. Its totient is φ = 6452862336.

The previous prime is 9720824431. The next prime is 9720824507. The reversal of 9720824433 is 3344280279.

It is not a de Polignac number, because 9720824433 - 2¹ = 9720824431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9720824431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1691541 + ... + 1697277.

It is an arithmetic number, because the mean of its divisors is an integer number (813533640).

Almost surely, 2^9720824433 is an apocalyptic number.

It is an amenable number.

9720824433 is a deficient number, since it is larger than the sum of its proper divisors (3295713807).

9720824433 is a wasteful number, since it uses less digits than its factorization.

9720824433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8056.

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 9720824433 is about 98594.2413784903. The cubic root of 9720824433 is about 2134.1963188528.

The spelling of 9720824433 in words is "nine billion, seven hundred twenty million, eight hundred twenty-four thousand, four hundred thirty-three".