1006646630 has 16 divisors (see below), whose sum is σ = 1976688144. Its totient is φ = 366053280.

The previous prime is 1006646629. The next prime is 1006646633. The reversal of 1006646630 is 366466001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1006646633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4575557 + ... + 4575776.

It is an arithmetic number, because the mean of its divisors is an integer number (123543009).

Almost surely, 2^1006646630 is an apocalyptic number.

1006646630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1006646630 is a deficient number, since it is larger than the sum of its proper divisors (970041514).

1006646630 is a wasteful number, since it uses less digits than its factorization.

1006646630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9151351.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 1006646630 is about 31727.6949997947. The cubic root of 1006646630 is about 1002.2106527466.

The spelling of 1006646630 in words is "one billion, six million, six hundred forty-six thousand, six hundred thirty".