1332681440 has 48 divisors (see below), whose sum is σ = 3153926160. Its totient is φ = 532147200.

The previous prime is 1332681421. The next prime is 1332681443. The reversal of 1332681440 is 441862331.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 1332681397 and 1332681406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332681443) 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, 89231 + ... + 103089.

It is an arithmetic number, because the mean of its divisors is an integer number (65706795).

Almost surely, 2^1332681440 is an apocalyptic number.

1332681440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1332681440 is an abundant number, since it is smaller than the sum of its proper divisors (1821244720).

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

1332681440 is a wasteful number, since it uses less digits than its factorization.

1332681440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14475 (or 14467 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 1332681440 is about 36505.9096585745. The cubic root of 1332681440 is about 1100.4630116935.

The spelling of 1332681440 in words is "one billion, three hundred thirty-two million, six hundred eighty-one thousand, four hundred forty".