806977697 has 8 divisors (see below), whose sum is σ = 819375360. Its totient is φ = 794616480.

The previous prime is 806977679. The next prime is 806977711. The reversal of 806977697 is 796779608.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 806977697 - 2⁸ = 806977441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (806977637) 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, 37304 + ... + 54822.

It is an arithmetic number, because the mean of its divisors is an integer number (102421920).

Almost surely, 2^806977697 is an apocalyptic number.

It is an amenable number.

806977697 is a deficient number, since it is larger than the sum of its proper divisors (12397663).

806977697 is a wasteful number, since it uses less digits than its factorization.

806977697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18223.

The product of its (nonzero) digits is 8001504, while the sum is 59.

The square root of 806977697 is about 28407.3528685796. The cubic root of 806977697 is about 931.0089243277.

The spelling of 806977697 in words is "eight hundred six million, nine hundred seventy-seven thousand, six hundred ninety-seven".