1432320032 has 192 divisors, whose sum is σ = 3576545280. Its totient is φ = 555033600.

The previous prime is 1432320031. The next prime is 1432320041. The reversal of 1432320032 is 2300232341.

It is a junction number, because it is equal to n+sod(n) for n = 1432319986 and 1432320013.

It is not an unprimeable number, because it can be changed into a prime (1432320031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3262469 + ... + 3262907.

It is an arithmetic number, because the mean of its divisors is an integer number (18627840).

Almost surely, 2^1432320032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1432320032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1788272640).

1432320032 is an abundant number, since it is smaller than the sum of its proper divisors (2144225248).

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

1432320032 is a wasteful number, since it uses less digits than its factorization.

1432320032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1432320032 is about 37846.0041748135. The cubic root of 1432320032 is about 1127.2321199449.

Adding to 1432320032 its reverse (2300232341), we get a palindrome (3732552373).

The spelling of 1432320032 in words is "one billion, four hundred thirty-two million, three hundred twenty thousand, thirty-two".