9426920874 has 64 divisors (see below), whose sum is σ = 22189449216. Its totient is φ = 2613933504.

The previous prime is 9426920863. The next prime is 9426920887. The reversal of 9426920874 is 4780296249.

9426920874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 266919 + ... + 300165.

It is an arithmetic number, because the mean of its divisors is an integer number (346710144).

Almost surely, 2^9426920874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9426920874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11094724608).

9426920874 is an abundant number, since it is smaller than the sum of its proper divisors (12762528342).

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

9426920874 is a wasteful number, since it uses less digits than its factorization.

9426920874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33459.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The square root of 9426920874 is about 97092.3316951447. The cubic root of 9426920874 is about 2112.4671002381.

The spelling of 9426920874 in words is "nine billion, four hundred twenty-six million, nine hundred twenty thousand, eight hundred seventy-four".