920688067 has 16 divisors (see below), whose sum is σ = 1009782592. Its totient is φ = 834261120.

The previous prime is 920688061. The next prime is 920688077. The reversal of 920688067 is 760886029.

920688067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-920688067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (920688061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 575713 + ... + 577309.

It is an arithmetic number, because the mean of its divisors is an integer number (63111412).

Almost surely, 2^920688067 is an apocalyptic number.

920688067 is a deficient number, since it is larger than the sum of its proper divisors (89094525).

920688067 is a wasteful number, since it uses less digits than its factorization.

920688067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2398.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 920688067 is about 30342.8421048523. The cubic root of 920688067 is about 972.8312318393.

The spelling of 920688067 in words is "nine hundred twenty million, six hundred eighty-eight thousand, sixty-seven".