9286722900 has 720 divisors, whose sum is σ = 38041981824. Its totient is φ = 1907297280.

The previous prime is 9286722881. The next prime is 9286722961. The reversal of 9286722900 is 92276829.

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 239 ways as a sum of consecutive naturals, for example, 31695154 + ... + 31695446.

Almost surely, 2^9286722900 is an apocalyptic number.

9286722900 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 9286722900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19020990912).

9286722900 is an abundant number, since it is smaller than the sum of its proper divisors (28755258924).

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

9286722900 is a wasteful number, since it uses less digits than its factorization.

9286722900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382 (or 366 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 9286722900 is about 96367.6444663872. The cubic root of 9286722900 is about 2101.9424883693.

The spelling of 9286722900 in words is "nine billion, two hundred eighty-six million, seven hundred twenty-two thousand, nine hundred".