6921974104 has 32 divisors (see below), whose sum is σ = 13103046000. Its totient is φ = 3427873792.

The previous prime is 6921974093. The next prime is 6921974119. The reversal of 6921974104 is 4014791296.

It is a super-3 number, since 3×6921974104³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2329932 + ... + 2332900.

Almost surely, 2^6921974104 is an apocalyptic number.

It is an amenable number.

6921974104 is a deficient number, since it is larger than the sum of its proper divisors (6181071896).

6921974104 is a wasteful number, since it uses less digits than its factorization.

6921974104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5667 (or 5663 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 6921974104 is about 83198.4020519625. The cubic root of 6921974104 is about 1905.7970779630.

The spelling of 6921974104 in words is "six billion, nine hundred twenty-one million, nine hundred seventy-four thousand, one hundred four".