844240332 has 96 divisors (see below), whose sum is σ = 2254392000. Its totient is φ = 243597312.

The previous prime is 844240303. The next prime is 844240333. The reversal of 844240332 is 233042448.

It is a self number, because there is not a number n which added to its sum of digits gives 844240332.

It is not an unprimeable number, because it can be changed into a prime (844240333) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1190394 + ... + 1191102.

It is an arithmetic number, because the mean of its divisors is an integer number (23483250).

Almost surely, 2^844240332 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 844240332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1127196000).

844240332 is an abundant number, since it is smaller than the sum of its proper divisors (1410151668).

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

844240332 is a wasteful number, since it uses less digits than its factorization.

844240332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195 (or 1193 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 844240332 is about 29055.8140825550. The cubic root of 844240332 is about 945.1237977844.

The spelling of 844240332 in words is "eight hundred forty-four million, two hundred forty thousand, three hundred thirty-two".