1022789073 has 8 divisors (see below), whose sum is σ = 1376959168. Its totient is φ = 675239184.

The previous prime is 1022789069. The next prime is 1022789077. The reversal of 1022789073 is 3709872201.

It is an interprime number because it is at equal distance from previous prime (1022789069) and next prime (1022789077).

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

It is not a de Polignac number, because 1022789073 - 2² = 1022789069 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022789077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1654690 + ... + 1655307.

It is an arithmetic number, because the mean of its divisors is an integer number (172119896).

Almost surely, 2^1022789073 is an apocalyptic number.

It is an amenable number.

1022789073 is a deficient number, since it is larger than the sum of its proper divisors (354170095).

1022789073 is a wasteful number, since it uses less digits than its factorization.

1022789073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3310103.

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 1022789073 is about 31981.0736686560. The cubic root of 1022789073 is about 1007.5393726750.

The spelling of 1022789073 in words is "one billion, twenty-two million, seven hundred eighty-nine thousand, seventy-three".