1332320406 has 8 divisors (see below), whose sum is σ = 2664640824. Its totient is φ = 444106800.

The previous prime is 1332320377. The next prime is 1332320411. The reversal of 1332320406 is 6040232331.

It is a sphenic number, since it is the product of 3 distinct primes.

1332320406 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111026695 + ... + 111026706.

It is an arithmetic number, because the mean of its divisors is an integer number (333080103).

Almost surely, 2^1332320406 is an apocalyptic number.

1332320406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1332320406 is a wasteful number, since it uses less digits than its factorization.

1332320406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222053406.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 1332320406 is about 36500.9644530114. The cubic root of 1332320406 is about 1100.3636279913.

Adding to 1332320406 its reverse (6040232331), we get a palindrome (7372552737).

The spelling of 1332320406 in words is "one billion, three hundred thirty-two million, three hundred twenty thousand, four hundred six".