6547021346 has 16 divisors (see below), whose sum is σ = 10338205824. Its totient is φ = 3103472064.

The previous prime is 6547021343. The next prime is 6547021363. The reversal of 6547021346 is 6431207456.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6547021343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624566 + ... + 634961.

It is an arithmetic number, because the mean of its divisors is an integer number (646137864).

Almost surely, 2^6547021346 is an apocalyptic number.

6547021346 is a deficient number, since it is larger than the sum of its proper divisors (3791184478).

6547021346 is a wasteful number, since it uses less digits than its factorization.

6547021346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259665.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 6547021346 is about 80913.6660027217. Note that the first 3 decimals coincide. The cubic root of 6547021346 is about 1870.7449676539.

The spelling of 6547021346 in words is "six billion, five hundred forty-seven million, twenty-one thousand, three hundred forty-six".