1432272320 has 28 divisors (see below), whose sum is σ = 3410599224. Its totient is φ = 572908800.

The previous prime is 1432272301. The next prime is 1432272341. The reversal of 1432272320 is 232722341.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1432272320.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2237606 + ... + 2238245.

Almost surely, 2^1432272320 is an apocalyptic number.

1432272320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1432272320 is an abundant number, since it is smaller than the sum of its proper divisors (1978326904).

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

1432272320 is an equidigital number, since it uses as much as digits as its factorization.

1432272320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475868 (or 4475858 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 1432272320 is about 37845.3738256078. The cubic root of 1432272320 is about 1127.2196033995.

Adding to 1432272320 its reverse (232722341), we get a palindrome (1664994661).

The spelling of 1432272320 in words is "one billion, four hundred thirty-two million, two hundred seventy-two thousand, three hundred twenty".