9205996172 has 12 divisors (see below), whose sum is σ = 16503432456. Its totient is φ = 4490729760.

The previous prime is 9205996171. The next prime is 9205996207. The reversal of 9205996172 is 2716995029.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9205996172.

It is not an unprimeable number, because it can be changed into a prime (9205996171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28066898 + ... + 28067225.

It is an arithmetic number, because the mean of its divisors is an integer number (1375286038).

Almost surely, 2^9205996172 is an apocalyptic number.

It is an amenable number.

9205996172 is a deficient number, since it is larger than the sum of its proper divisors (7297436284).

9205996172 is a wasteful number, since it uses less digits than its factorization.

9205996172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56134168 (or 56134166 counting only the distinct ones).

The product of its (nonzero) digits is 612360, while the sum is 50.

The square root of 9205996172 is about 95947.8825821602. The cubic root of 9205996172 is about 2095.8342340570.

The spelling of 9205996172 in words is "nine billion, two hundred five million, nine hundred ninety-six thousand, one hundred seventy-two".