6920611 has 4 divisors (see below), whose sum is σ = 6975232. Its totient is φ = 6865992.

The previous prime is 6920597. The next prime is 6920629. The reversal of 6920611 is 1160296.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6920611 - 2⁷ = 6920483 is a prime.

It is a super-2 number, since 2×6920611² = 95789713226642, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6920651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27120 + ... + 27373.

It is an arithmetic number, because the mean of its divisors is an integer number (1743808).

Almost surely, 2^6920611 is an apocalyptic number.

6920611 is a deficient number, since it is larger than the sum of its proper divisors (54621).

6920611 is a wasteful number, since it uses less digits than its factorization.

6920611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54620.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 6920611 is about 2630.7054187043. The cubic root of 6920611 is about 190.5671970582.

The spelling of 6920611 in words is "six million, nine hundred twenty thousand, six hundred eleven".