1022064516 has 144 divisors (see below), whose sum is σ = 2965435200. Its totient is φ = 293932800.

The previous prime is 1022064469. The next prime is 1022064521. The reversal of 1022064516 is 6154602201.

1022064516 is a `hidden beast` number, since 1 + 0 + 2 + 2 + 0 + 645 + 16 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1022064516.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 699795 + ... + 701253.

It is an arithmetic number, because the mean of its divisors is an integer number (20593300).

Almost surely, 2^1022064516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022064516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1482717600).

1022064516 is an abundant number, since it is smaller than the sum of its proper divisors (1943370684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022064516 is a wasteful number, since it uses less digits than its factorization.

1022064516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570 (or 1565 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1022064516 is about 31969.7437587479. The cubic root of 1022064516 is about 1007.3013984997.

Adding to 1022064516 its reverse (6154602201), we get a palindrome (7176666717).

The spelling of 1022064516 in words is "one billion, twenty-two million, sixty-four thousand, five hundred sixteen".