920842667 has 2 divisors, whose sum is σ = 920842668. Its totient is φ = 920842666.

The previous prime is 920842639. The next prime is 920842679. The reversal of 920842667 is 766248029.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 920842667 - 2¹⁰ = 920841643 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (920842607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 460421333 + 460421334.

It is an arithmetic number, because the mean of its divisors is an integer number (460421334).

Almost surely, 2^920842667 is an apocalyptic number.

920842667 is a deficient number, since it is larger than the sum of its proper divisors (1).

920842667 is an equidigital number, since it uses as much as digits as its factorization.

920842667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 920842667 is about 30345.3895509680. The cubic root of 920842667 is about 972.8856807152.

The spelling of 920842667 in words is "nine hundred twenty million, eight hundred forty-two thousand, six hundred sixty-seven".