1172228344 has 32 divisors (see below), whose sum is σ = 2514631680. Its totient is φ = 501840864.

The previous prime is 1172228303. The next prime is 1172228347. The reversal of 1172228344 is 4438222711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1172228347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43329 + ... + 64975.

It is an arithmetic number, because the mean of its divisors is an integer number (78582240).

Almost surely, 2^1172228344 is an apocalyptic number.

1172228344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1172228344 is an abundant number, since it is smaller than the sum of its proper divisors (1342403336).

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

1172228344 is a wasteful number, since it uses less digits than its factorization.

1172228344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22627 (or 22623 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The square root of 1172228344 is about 34237.8203745507. The cubic root of 1172228344 is about 1054.3967843111.

The spelling of 1172228344 in words is "one billion, one hundred seventy-two million, two hundred twenty-eight thousand, three hundred forty-four".