1076433666 has 72 divisors (see below), whose sum is σ = 2752812720. Its totient is φ = 279583920.

The previous prime is 1076433661. The next prime is 1076433667. The reversal of 1076433666 is 6663346701.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (1076433661) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 20445 + ... + 50703.

It is an arithmetic number, because the mean of its divisors is an integer number (38233510).

Almost surely, 2^1076433666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1076433666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1376406360).

1076433666 is an abundant number, since it is smaller than the sum of its proper divisors (1676379054).

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

1076433666 is a wasteful number, since it uses less digits than its factorization.

1076433666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30300 (or 30282 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 42.

The square root of 1076433666 is about 32809.0485384749. The cubic root of 1076433666 is about 1024.8549994371.

The spelling of 1076433666 in words is "one billion, seventy-six million, four hundred thirty-three thousand, six hundred sixty-six".