2322432240 has 40 divisors (see below), whose sum is σ = 7199540688. Its totient is φ = 619315200.

The previous prime is 2322432191. The next prime is 2322432241. The reversal of 2322432240 is 422342232.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2322432240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2322432241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4838161 + ... + 4838640.

Almost surely, 2^2322432240 is an apocalyptic number.

2322432240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2322432240 is an abundant number, since it is smaller than the sum of its proper divisors (4877108448).

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

2322432240 is a wasteful number, since it uses less digits than its factorization.

2322432240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9676817 (or 9676811 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 2322432240 is about 48191.6200184223. The cubic root of 2322432240 is about 1324.2836502801.

Adding to 2322432240 its reverse (422342232), we get a palindrome (2744774472).

The spelling of 2322432240 in words is "two billion, three hundred twenty-two million, four hundred thirty-two thousand, two hundred forty".