1000665332 has 12 divisors (see below), whose sum is σ = 1757628096. Its totient is φ = 498485880.

The previous prime is 1000665317. The next prime is 1000665353. The reversal of 1000665332 is 2335660001.

It is a super-2 number, since 2×1000665332² = 2002662213333340448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460478 + ... + 462645.

It is an arithmetic number, because the mean of its divisors is an integer number (146469008).

Almost surely, 2^1000665332 is an apocalyptic number.

It is an amenable number.

1000665332 is a deficient number, since it is larger than the sum of its proper divisors (756962764).

1000665332 is a wasteful number, since it uses less digits than its factorization.

1000665332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923398 (or 923396 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 1000665332 is about 31633.2946750730. The cubic root of 1000665332 is about 1000.2217281663.

The spelling of 1000665332 in words is "one billion, six hundred sixty-five thousand, three hundred thirty-two".