6213746828 has 24 divisors (see below), whose sum is σ = 11277161280. Its totient is φ = 2992236800.

The previous prime is 6213746827. The next prime is 6213746839. The reversal of 6213746828 is 8286473126.

It is a super-2 number, since 2×6213746828² = 77221299284960123168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6213746827) 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, 20276 + ... + 113307.

It is an arithmetic number, because the mean of its divisors is an integer number (469881720).

Almost surely, 2^6213746828 is an apocalyptic number.

It is an amenable number.

6213746828 is a deficient number, since it is larger than the sum of its proper divisors (5063414452).

6213746828 is a wasteful number, since it uses less digits than its factorization.

6213746828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134017 (or 134015 counting only the distinct ones).

The product of its digits is 774144, while the sum is 47.

The square root of 6213746828 is about 78827.3228519147. The cubic root of 6213746828 is about 1838.4472987239.

The spelling of 6213746828 in words is "six billion, two hundred thirteen million, seven hundred forty-six thousand, eight hundred twenty-eight".