1006644632 has 32 divisors (see below), whose sum is σ = 2201124000. Its totient is φ = 431417952.

The previous prime is 1006644629. The next prime is 1006644659. The reversal of 1006644632 is 2364466001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180683 + ... + 186170.

It is an arithmetic number, because the mean of its divisors is an integer number (68785125).

Almost surely, 2^1006644632 is an apocalyptic number.

It is an amenable number.

1006644632 is an abundant number, since it is smaller than the sum of its proper divisors (1194479368).

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

1006644632 is an equidigital number, since it uses as much as digits as its factorization.

1006644632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366880 (or 366862 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 1006644632 is about 31727.6635130922. The cubic root of 1006644632 is about 1002.2099896810.

The spelling of 1006644632 in words is "one billion, six million, six hundred forty-four thousand, six hundred thirty-two".