920055667 has 4 divisors (see below), whose sum is σ = 920133216. Its totient is φ = 919978120.

The previous prime is 920055659. The next prime is 920055709. The reversal of 920055667 is 766550029.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 920055667 - 2³ = 920055659 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (920055467) 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, 16843 + ... + 46084.

It is an arithmetic number, because the mean of its divisors is an integer number (230033304).

Almost surely, 2^920055667 is an apocalyptic number.

920055667 is a deficient number, since it is larger than the sum of its proper divisors (77549).

920055667 is a wasteful number, since it uses less digits than its factorization.

920055667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77548.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 920055667 is about 30332.4194056458. The cubic root of 920055667 is about 972.6084421646.

The spelling of 920055667 in words is "nine hundred twenty million, fifty-five thousand, six hundred sixty-seven".