1022770065 has 32 divisors (see below), whose sum is σ = 1740424320. Its totient is φ = 511099904.

The previous prime is 1022770033. The next prime is 1022770079. The reversal of 1022770065 is 5600772201.

It is a cyclic number.

It is not a de Polignac number, because 1022770065 - 2⁵ = 1022770033 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49051 + ... + 66719.

It is an arithmetic number, because the mean of its divisors is an integer number (54388260).

Almost surely, 2^1022770065 is an apocalyptic number.

1022770065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1022770065 is a deficient number, since it is larger than the sum of its proper divisors (717654255).

1022770065 is a wasteful number, since it uses less digits than its factorization.

1022770065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17921.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 1022770065 is about 31980.7764915113. The cubic root of 1022770065 is about 1007.5331311055.

The spelling of 1022770065 in words is "one billion, twenty-two million, seven hundred seventy thousand, sixty-five".