1332004420 has 24 divisors (see below), whose sum is σ = 2817632664. Its totient is φ = 528911616.

The previous prime is 1332004411. The next prime is 1332004439. The reversal of 1332004420 is 244002331.

It can be written as a sum of positive squares in 4 ways, for example, as 595750464 + 736253956 = 24408^2 + 27134^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240327 + ... + 245806.

It is an arithmetic number, because the mean of its divisors is an integer number (117401361).

Almost surely, 2^1332004420 is an apocalyptic number.

1332004420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1332004420 is an abundant number, since it is smaller than the sum of its proper divisors (1485628244).

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

1332004420 is a wasteful number, since it uses less digits than its factorization.

1332004420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486279 (or 486277 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1332004420 is about 36496.6357353661. The cubic root of 1332004420 is about 1100.2766301512.

Adding to 1332004420 its reverse (244002331), we get a palindrome (1576006751).

The spelling of 1332004420 in words is "one billion, three hundred thirty-two million, four thousand, four hundred twenty".