9172382976 has 324 divisors, whose sum is σ = 28321925632. Its totient is φ = 2962842624.

The previous prime is 9172382887. The next prime is 9172383041. The reversal of 9172382976 is 6792832719.

9172382976 is a `hidden beast` number, since 9 + 172 + 382 + 97 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (324).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 72223425 + ... + 72223551.

Almost surely, 2^9172382976 is an apocalyptic number.

9172382976 is a gapful number since it is divisible by the number (96) 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 9172382976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14160962816).

9172382976 is an abundant number, since it is smaller than the sum of its proper divisors (19149542656).

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

9172382976 is an frugal number, since it uses more digits than its factorization.

9172382976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 175 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 9172382976 is about 95772.5585749906. The cubic root of 9172382976 is about 2093.2803333122.

The spelling of 9172382976 in words is "nine billion, one hundred seventy-two million, three hundred eighty-two thousand, nine hundred seventy-six".