1172642304 has 160 divisors (see below), whose sum is σ = 3433351680. Its totient is φ = 354004992.

The previous prime is 1172642299. The next prime is 1172642309. The reversal of 1172642304 is 4032462711.

It is an interprime number because it is at equal distance from previous prime (1172642299) and next prime (1172642309).

It is not an unprimeable number, because it can be changed into a prime (1172642309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670359 + ... + 672105.

It is an arithmetic number, because the mean of its divisors is an integer number (21458448).

Almost surely, 2^1172642304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1172642304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1716675840).

1172642304 is an abundant number, since it is smaller than the sum of its proper divisors (2260709376).

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

1172642304 is a wasteful number, since it uses less digits than its factorization.

1172642304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810 (or 1794 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 1172642304 is about 34243.8652023979. The cubic root of 1172642304 is about 1054.5208860489.

The spelling of 1172642304 in words is "one billion, one hundred seventy-two million, six hundred forty-two thousand, three hundred four".