6921348204 has 12 divisors (see below), whose sum is σ = 16149812504. Its totient is φ = 2307116064.

The previous prime is 6921348157. The next prime is 6921348221. The reversal of 6921348204 is 4028431296.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×6921348204² = 95810121922028051232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288389497 + ... + 288389520.

Almost surely, 2^6921348204 is an apocalyptic number.

It is an amenable number.

6921348204 is an abundant number, since it is smaller than the sum of its proper divisors (9228464300).

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

6921348204 is a wasteful number, since it uses less digits than its factorization.

6921348204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576779024 (or 576779022 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 6921348204 is about 83194.6404764153. The cubic root of 6921348204 is about 1905.7396341217.

The spelling of 6921348204 in words is "six billion, nine hundred twenty-one million, three hundred forty-eight thousand, two hundred four".