9197801252 has 12 divisors (see below), whose sum is σ = 16099802880. Its totient is φ = 4597857576.

The previous prime is 9197801243. The next prime is 9197801279. The reversal of 9197801252 is 2521087919.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240752 + ... + 276327.

It is an arithmetic number, because the mean of its divisors is an integer number (1341650240).

Almost surely, 2^9197801252 is an apocalyptic number.

It is an amenable number.

9197801252 is a deficient number, since it is larger than the sum of its proper divisors (6902001628).

9197801252 is a wasteful number, since it uses less digits than its factorization.

9197801252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521530 (or 521528 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 44.

The square root of 9197801252 is about 95905.1680150762. The cubic root of 9197801252 is about 2095.2121651223.

The spelling of 9197801252 in words is "nine billion, one hundred ninety-seven million, eight hundred one thousand, two hundred fifty-two".