9421483428 has 108 divisors (see below), whose sum is σ = 28158127452. Its totient is φ = 2647693440.

The previous prime is 9421483427. The next prime is 9421483459. The reversal of 9421483428 is 8243841249.

9421483428 is a `hidden beast` number, since 9 + 4 + 214 + 8 + 3 + 428 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 283652964 + 9137830464 = 16842^2 + 95592^2 .

It is not an unprimeable number, because it can be changed into a prime (9421483427) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 63826 + ... + 151382.

Almost surely, 2^9421483428 is an apocalyptic number.

9421483428 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9421483428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14079063726).

9421483428 is an abundant number, since it is smaller than the sum of its proper divisors (18736644024).

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

9421483428 is a wasteful number, since it uses less digits than its factorization.

9421483428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87642 (or 87630 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 9421483428 is about 97064.3262378099. The cubic root of 9421483428 is about 2112.0608652612.

The spelling of 9421483428 in words is "nine billion, four hundred twenty-one million, four hundred eighty-three thousand, four hundred twenty-eight".