9277228800 has 972 divisors, whose sum is σ = 40848869880. Its totient is φ = 1997291520.

The previous prime is 9277228783. The next prime is 9277228867. The reversal of 9277228800 is 88227729.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 53625514 + ... + 53625686.

Almost surely, 2^9277228800 is an apocalyptic number.

9277228800 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 9277228800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20424434940).

9277228800 is an abundant number, since it is smaller than the sum of its proper divisors (31571641080).

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

9277228800 is a wasteful number, since it uses less digits than its factorization.

9277228800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The square root of 9277228800 is about 96318.3720792664. The cubic root of 9277228800 is about 2101.2259508343.

The spelling of 9277228800 in words is "nine billion, two hundred seventy-seven million, two hundred twenty-eight thousand, eight hundred".