1197286272 has 512 divisors, whose sum is σ = 4496486400. Its totient is φ = 309049344.

The previous prime is 1197286267. The next prime is 1197286297. The reversal of 1197286272 is 2726827911.

It is a happy number.

1197286272 is a `hidden beast` number, since 1 + 19 + 7 + 2 + 8 + 627 + 2 = 666.

It is a nude number because it is divisible by every one of its digits.

Its product of digits (169344) is a multiple of the sum of its prime divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25474153 + ... + 25474199.

It is an arithmetic number, because the mean of its divisors is an integer number (8782200).

Almost surely, 2^1197286272 is an apocalyptic number.

1197286272 is a gapful number since it is divisible by the number (12) 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 1197286272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2248243200).

1197286272 is an abundant number, since it is smaller than the sum of its proper divisors (3299200128).

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

1197286272 is an frugal number, since it uses more digits than its factorization.

1197286272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 72 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The square root of 1197286272 is about 34601.8246917702. The cubic root of 1197286272 is about 1061.8569183853.

The spelling of 1197286272 in words is "one billion, one hundred ninety-seven million, two hundred eighty-six thousand, two hundred seventy-two".