1063928866 has 144 divisors (see below), whose sum is σ = 2282152320. Its totient is φ = 365601600.

The previous prime is 1063928861. The next prime is 1063928881. The reversal of 1063928866 is 6688293601.

It is a happy number.

It is a super-2 number, since 2×1063928866² = 2263889263816091912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (1063928861) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 13467415 + ... + 13467493.

It is an arithmetic number, because the mean of its divisors is an integer number (15848280).

Almost surely, 2^1063928866 is an apocalyptic number.

1063928866 is an abundant number, since it is smaller than the sum of its proper divisors (1218223454).

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

1063928866 is a wasteful number, since it uses less digits than its factorization.

1063928866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 49.

The square root of 1063928866 is about 32617.9224660308. The cubic root of 1063928866 is about 1020.8709931866.

It can be divided in two parts, 1063 and 928866, that added together give a palindrome (929929).

The spelling of 1063928866 in words is "one billion, sixty-three million, nine hundred twenty-eight thousand, eight hundred sixty-six".