1001332332 has 288 divisors, whose sum is σ = 3494959104. Its totient is φ = 233280000.

The previous prime is 1001332327. The next prime is 1001332337. The reversal of 1001332332 is 2332331001.

1001332332 is a `hidden beast` number, since 1 + 0 + 0 + 1 + 332 + 332 = 666.

It is an interprime number because it is at equal distance from previous prime (1001332327) and next prime (1001332337).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1001332337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1332957 + ... + 1333707.

Almost surely, 2^1001332332 is an apocalyptic number.

1001332332 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 1001332332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1747479552).

1001332332 is an abundant number, since it is smaller than the sum of its proper divisors (2493626772).

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

1001332332 is a wasteful number, since it uses less digits than its factorization.

1001332332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829 (or 824 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1001332332 is about 31643.8356082192. The cubic root of 1001332332 is about 1000.4439135782.

Adding to 1001332332 its reverse (2332331001), we get a palindrome (3333663333).

It can be divided in two parts, 1001 and 332332, that added together give a palindrome (333333).

The spelling of 1001332332 in words is "one billion, one million, three hundred thirty-two thousand, three hundred thirty-two".