6322891380 has 48 divisors (see below), whose sum is σ = 19065951744. Its totient is φ = 1556403840.

The previous prime is 6322891357. The next prime is 6322891381. The reversal of 6322891380 is 831982236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6322891381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4052356 + ... + 4053915.

It is an arithmetic number, because the mean of its divisors is an integer number (397207328).

Almost surely, 2^6322891380 is an apocalyptic number.

6322891380 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6322891380 is an abundant number, since it is smaller than the sum of its proper divisors (12743060364).

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

6322891380 is a wasteful number, since it uses less digits than its factorization.

6322891380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8106296 (or 8106294 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 6322891380 is about 79516.6107175098. The cubic root of 6322891380 is about 1849.1490003705.

The spelling of 6322891380 in words is "six billion, three hundred twenty-two million, eight hundred ninety-one thousand, three hundred eighty".