6322720340 has 24 divisors (see below), whose sum is σ = 13351897440. Its totient is φ = 2514957728.

The previous prime is 6322720279. The next prime is 6322720357. The reversal of 6322720340 is 430272236.

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 7 ways as a sum of consecutive naturals, for example, 879482 + ... + 886641.

It is an arithmetic number, because the mean of its divisors is an integer number (556329060).

Almost surely, 2^6322720340 is an apocalyptic number.

It is an amenable number.

6322720340 is an abundant number, since it is smaller than the sum of its proper divisors (7029177100).

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

6322720340 is a wasteful number, since it uses less digits than its factorization.

6322720340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766311 (or 1766309 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 6322720340 is about 79515.5352116805. The cubic root of 6322720340 is about 1849.1323264958.

Adding to 6322720340 its reverse (430272236), we get a palindrome (6752992576).

The spelling of 6322720340 in words is "six billion, three hundred twenty-two million, seven hundred twenty thousand, three hundred forty".