3432320240 has 20 divisors (see below), whose sum is σ = 7980144744. Its totient is φ = 1372928064.

The previous prime is 3432320239. The next prime is 3432320249. The reversal of 3432320240 is 420232343.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3432320249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21451922 + ... + 21452081.

Almost surely, 2^3432320240 is an apocalyptic number.

It is an amenable number.

3432320240 is an abundant number, since it is smaller than the sum of its proper divisors (4547824504).

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

3432320240 is a wasteful number, since it uses less digits than its factorization.

3432320240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42904016 (or 42904010 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 3432320240 is about 58586.0072030856. The cubic root of 3432320240 is about 1508.4442611729. Note that the first 3 decimals are identical.

Adding to 3432320240 its reverse (420232343), we get a palindrome (3852552583).

The spelling of 3432320240 in words is "three billion, four hundred thirty-two million, three hundred twenty thousand, two hundred forty".