1332220040 has 32 divisors (see below), whose sum is σ = 3094191360. Its totient is φ = 515697600.

The previous prime is 1332220037. The next prime is 1332220049. The reversal of 1332220040 is 400222331.

It is not an unprimeable number, because it can be changed into a prime (1332220049) 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 7 ways as a sum of consecutive naturals, for example, 535946 + ... + 538425.

It is an arithmetic number, because the mean of its divisors is an integer number (96693480).

Almost surely, 2^1332220040 is an apocalyptic number.

1332220040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1332220040 is an abundant number, since it is smaller than the sum of its proper divisors (1761971320).

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

1332220040 is a wasteful number, since it uses less digits than its factorization.

1332220040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074413 (or 1074409 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1332220040 is about 36499.5895867337. The cubic root of 1332220040 is about 1100.3359965325.

Adding to 1332220040 its reverse (400222331), we get a palindrome (1732442371).

The spelling of 1332220040 in words is "one billion, three hundred thirty-two million, two hundred twenty thousand, forty".