9213428160 has 448 divisors, whose sum is σ = 34410700800. Its totient is φ = 2316902400.

The previous prime is 9213428131. The next prime is 9213428207. The reversal of 9213428160 is 618243129.

9213428160 is a `hidden beast` number, since 9 + 213 + 428 + 16 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10981021 + ... + 10981859.

It is an arithmetic number, because the mean of its divisors is an integer number (76809600).

Almost surely, 2^9213428160 is an apocalyptic number.

9213428160 is a gapful number since it is divisible by the number (90) 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 9213428160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17205350400).

9213428160 is an abundant number, since it is smaller than the sum of its proper divisors (25197272640).

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

9213428160 is a wasteful number, since it uses less digits than its factorization.

9213428160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937 (or 921 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 9213428160 is about 95986.6040653590. The cubic root of 9213428160 is about 2096.3980703840.

The spelling of 9213428160 in words is "nine billion, two hundred thirteen million, four hundred twenty-eight thousand, one hundred sixty".