4342322440 has 32 divisors (see below), whose sum is σ = 9820865880. Its totient is φ = 1727926272.

The previous prime is 4342322417. The next prime is 4342322447. The reversal of 4342322440 is 442232434.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2371495204 + 1970827236 = 48698^2 + 44394^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4342322399 and 4342322408.

It is not an unprimeable number, because it can be changed into a prime (4342322447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273519 + ... + 288958.

Almost surely, 2^4342322440 is an apocalyptic number.

4342322440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4342322440 is an abundant number, since it is smaller than the sum of its proper divisors (5478543440).

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

4342322440 is a wasteful number, since it uses less digits than its factorization.

4342322440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562681 (or 562677 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

The square root of 4342322440 is about 65896.3006548926. The cubic root of 4342322440 is about 1631.4509568979.

Adding to 4342322440 its reverse (442232434), we get a palindrome (4784554874).

The spelling of 4342322440 in words is "four billion, three hundred forty-two million, three hundred twenty-two thousand, four hundred forty".