1332340420 has 24 divisors (see below), whose sum is σ = 2945174400. Its totient is φ = 504886752.

The previous prime is 1332340403. The next prime is 1332340421. The reversal of 1332340420 is 240432331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1332340391 and 1332340400.

It is not an unprimeable number, because it can be changed into a prime (1332340421) 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, 1752700 + ... + 1753459.

It is an arithmetic number, because the mean of its divisors is an integer number (122715600).

Almost surely, 2^1332340420 is an apocalyptic number.

1332340420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1332340420 is an abundant number, since it is smaller than the sum of its proper divisors (1612833980).

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

1332340420 is a wasteful number, since it uses less digits than its factorization.

1332340420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3506187 (or 3506185 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 1332340420 is about 36501.2386091212. The cubic root of 1332340420 is about 1100.3691378189.

Adding to 1332340420 its reverse (240432331), we get a palindrome (1572772751).

The spelling of 1332340420 in words is "one billion, three hundred thirty-two million, three hundred forty thousand, four hundred twenty".