1006046643 has 16 divisors (see below), whose sum is σ = 1570415616. Its totient is φ = 560861760.

The previous prime is 1006046623. The next prime is 1006046647. The reversal of 1006046643 is 3466406001.

It is not a de Polignac number, because 1006046643 - 2¹² = 1006042547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1006046643.

It is not an unprimeable number, because it can be changed into a prime (1006046647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 583371 + ... + 585092.

It is an arithmetic number, because the mean of its divisors is an integer number (98150976).

Almost surely, 2^1006046643 is an apocalyptic number.

1006046643 is a deficient number, since it is larger than the sum of its proper divisors (564368973).

1006046643 is a wasteful number, since it uses less digits than its factorization.

1006046643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168514.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 1006046643 is about 31718.2383338041. The cubic root of 1006046643 is about 1002.0114988262.

The spelling of 1006046643 in words is "one billion, six million, forty-six thousand, six hundred forty-three".