922428887 has 2 divisors, whose sum is σ = 922428888. Its totient is φ = 922428886.

The previous prime is 922428821. The next prime is 922428953. The reversal of 922428887 is 788824229.

It is a balanced prime because it is at equal distance from previous prime (922428821) and next prime (922428953).

It is a cyclic number.

It is not a de Polignac number, because 922428887 - 2⁸ = 922428631 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (922428817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461214443 + 461214444.

It is an arithmetic number, because the mean of its divisors is an integer number (461214444).

Almost surely, 2^922428887 is an apocalyptic number.

922428887 is a deficient number, since it is larger than the sum of its proper divisors (1).

922428887 is an equidigital number, since it uses as much as digits as its factorization.

922428887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1032192, while the sum is 50.

The square root of 922428887 is about 30371.5144008329. The cubic root of 922428887 is about 973.4439829197.

The spelling of 922428887 in words is "nine hundred twenty-two million, four hundred twenty-eight thousand, eight hundred eighty-seven".