9421375885 has 32 divisors (see below), whose sum is σ = 11696465664. Its totient is φ = 7281792000.

The previous prime is 9421375837. The next prime is 9421375889. The reversal of 9421375885 is 5885731249.

It is a happy number.

It is not a de Polignac number, because 9421375885 - 2⁹ = 9421375373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9421375889) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7297090 + ... + 7298380.

It is an arithmetic number, because the mean of its divisors is an integer number (365514552).

Almost surely, 2^9421375885 is an apocalyptic number.

It is an amenable number.

9421375885 is a deficient number, since it is larger than the sum of its proper divisors (2275089779).

9421375885 is a wasteful number, since it uses less digits than its factorization.

9421375885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1765.

The product of its digits is 2419200, while the sum is 52.

The square root of 9421375885 is about 97063.7722582427. The cubic root of 9421375885 is about 2112.0528290807.

The spelling of 9421375885 in words is "nine billion, four hundred twenty-one million, three hundred seventy-five thousand, eight hundred eighty-five".